STLP屏蔽泵 一、屏蔽泵的概述: 工博牌STLP屏蔽泵为立式管道式屏蔽泵，主要由泵体、叶轮、屏蔽电机等组成，采用全新的静密封结构，作到滴水不漏，工作环境不受污染。产品执行GB/T5657-94《离心泵技术条件(III)类》标准。主要适用于空调循环系统、空调致冷系统、空调机组冷却系统、供暖循环系统、生活供水系统、电厂电站水循环系统等，变换有关零件的材质可用于石油、化工、纺织印染、制药、食品、制冷等行业。 二、屏蔽泵的特点: 1、高效节能：采用CFD计算流体动力学，分析计算出泵内压力分布和速度分布关系、优化泵的流道设计，确保泵有高效的水力形线，提高了泵的效率。
2、密封结构：采用全新的静密封结构，无动密封，作到滴水不漏，保证工作环境不受污染；
3、低噪声：采用静噪声设计方法，减少噪声污染，噪声比一般管道泵低3～5%；
4、安装、维修方便： 管道式设计，进出口口径相同且在一条直线安装方便，日常维护非常简单；
5、外形美观：机泵一体，流线设计，外形美观；
6、整机性能好：防护等级IP54，绝缘等级F级； 任何方向的喷水、溅水都不会对该泵造成有害影响；电机采用优秀的电磁方案；采用的浮力浮动平衡法，轴向力*平衡，有效减少石墨轴承的端面磨损，提高运行可靠性。 三、的工作条件: 流量：1～900 m3/h 扬程：5～85 m
介质温度－15℃～95℃ 环境温度≤+40℃
系统zui高工作压力1.2MPa。 四、工博牌的性能参数表1： | 型号 | 流量Q | 扬程H
(m) | 效率η
(%) | 转速n
(r/min) | 电机功率
(kw) | 必需汽蚀余量
(m) | 重量
(kg) | | (m3/h) | (L/s) | | PBG40-100 | 6.3 | 1.75 | 12.5 | 54 | 1450 | 0.55 | 3.5 | 32 | | PBG40-100A | 5.6 | 1.56 | 10 | 52 | 1450 | 0.37 | 3.5 | 32 | | PBG40-125 | 6.3 | 1.75 | 20 | 46 | 1450 | 1.1 | 3.5 | 34 | | PBG40-125A | 5.6 | 1.56 | 16 | 45 | 2900 | 0.75 | 3.5 | 33 | | PBG40-160 | 6.3 | 1.75 | 32 | 40 | 2900 | 2.2 | 3.5 | 47 | | PBG40-160A | 5.9 | 1.64 | 28 | 39 | 2900 | 1.5 | 3.5 | 43 | | PBG40-160B | 5.5 | 1.53 | 24 | 38 | 2900 | 1.1 | 3.5 | 38 | | PBG40-200 | 6.3 | 1.75 | 50 | 33 | 2900 | 4.0 | 3.5 | 74 | | PBG40-200A | 5.9 | 1.64 | 44 | 31 | 2900 | 3.0 | 3.5 | 62 | | PBG40-200B | 5.3 | 1.47 | 36 | 29 | 2900 | 2.2 | 3.5 | 52 | | PBG40-250 | 6.3 | 1.75 | 80 | 28 | 2900 | 7.5 | 3.5 | 105 | | PBG40-250A | 5.9 | 1.64 | 70 | 28 | 2900 | 5.5 | 3.5 | 98 | | PBG40-250B | 5.5 | 1.53 | 60 | 27 | 2900 | 4.0 | 3.5 | 77 | | PBG40-100(I) | 12.5 | 3.47 | 12.5 | 62 | 1450 | 1.1 | 3.5 | 34 | | PBG40-100(I)A | 11 | 3.05 | 10 | 60 | 1450 | 0.75 | 3.5 | 31 | | PBG40-125(I) | 12.5 | 3.47 | 20 | 58 | 1450 | 1.5 | 3.5 | 38 | | PBG40-125(I)A | 11 | 3.05 | 16 | 57 | 1450 | 1.1 | 3.5 | 33 | | PBG40-160(I) | 12.5 | 3.47 | 32 | 52 | 2900 | 3.0 | 3.5 | 56 | | PBG40-160(I)A | 11.7 | 3.25 | 28 | 51 | 2900 | 2.2 | 3.5 | 47 | | PBG40-160(I)B | 10.4 | 2.89 | 22 | 50 | 2900 | 1.5 | 3.5 | 43 | | PBG40-200(I) | 12.5 | 3.47 | 50 | 46 | 2900 | 5.5 | 3.5 | 85 | | PBG40-200(I)A | 11.7 | 3.25 | 44 | 45 | 2900 | 4.0 | 3.5 | 75 | | PBG40-200(I)B | 10.6 | 2.94 | 36 | 44 | 2900 | 3.0 | 3.5 | 63 | | PBG40-250(I) | 12.5 | 3.47 | 80 | 38 | 2900 | 11 | 3.5 | 145 | | PBG40-250(I)A | 11.6 | 3.22 | 70 | 38 | 2900 | 7.5 | 3.5 | 95 | | PBG40-250(I)B | 10.8 | 3.0 | 60 | 37 | 2900 | 7.5 | 3.5 | 94 | | PBG40-250(I)C | 10.0 | 2.78 | 52 | 36 | 2900 | 5.5 | 3.5 | 88 | | PBG50-100 | 12.5 | 3.47 | 12.5 | 62 | 1450 | 1.1 | 3.5 | 36 | | PBG50-100A | 11 | 3.05 | 10 | 60 | 1450 | 0.75 | 3.5 | 35 | | PBG50-125 | 12.5 | 3.47 | 20 | 58 | 1450 | 1.5 | 3.5 | 43 | | PBG50-125A | 11 | 3.05 | 16 | 57 | 1450 | 1.1 | 3.5 | 38 | | PBG50-160 | 12.5 | 3.47 | 32 | 52 | 2900 | 3.0 | 3.5 | 59 | | PBG50-160A | 11.7 | 3.25 | 28 | 51 | 2900 | 2.2 | 3.5 | 51 | | PBG50-160B | 10.4 | 2.89 | 22 | 50 | 2900 | 1.5 | 3.5 | 47 | | PBG50-200 | 12.5 | 3.47 | 50 | 46 | 2900 | 5.5 | 3.5 | 101 | | PBG50-200A | 11.7 | 3.25 | 44 | 45 | 2900 | 4.0 | 3.5 | 80 | | PBG50-200B | 10.6 | 2.94 | 36 | 44 | 2900 | 3.0 | 3.5 | 68 | | PBG50-250 | 12.5 | 3.47 | 80 | 38 | 2900 | 11 | 3.5 | 160 | | PBG50-250A | 11.6 | 3.22 | 70 | 38 | 2900 | 7.5 | 3.5 | 115 | | PBG50-250B | 10.8 | 3.0 | 60 | 37 | 2900 | 7.5 | 3.5 | 114 | | PBG50-250C | 10.0 | 2.78 | 52 | 36 | 2900 | 5.5 | 3.5 | 108 | | PBG50-100(I) | 25 | 6.94 | 12.5 | 69 | 1450 | 1.5 | 3.8 | 41 | | PBG50-100(I)A | 22.3 | 6.19 | 10 | 67 | 1450 | 1.1 | 3.8 | 36 | | PBG50-125(I) | 25 | 6.94 | 20 | 68 | 1450 | 3.0 | 3.8 | 56 | | PBG50-125(I)A | 22.3 | 6.49 | 16 | 66 | 1450 | 2.2 | 3.8 | 48 | | PBG50-160(I) | 25 | 6.94 | 32 | 63 | 1450 | 4.0 | 3.8 | 72 | | PBG50-160(I)A | 23.4 | 6.5 | 28 | 62 | 1450 | 4.0 | 3.8 | 71 | | PBG50-160(I)B | 21.6 | 6.0 | 24 | 58 | 1450 | 3.0 | 3.8 | 59 | | PBG50-200(I) | 25 | 6.94 | 50 | 58 | 2900 | 7.5 | 3.8 | 108 | | PBG50-200(I)A | 23.5 | 6.53 | 44 | 57 | 2900 | 7.5 | 3.8 | 107 | | PBG50-200(I)B | 21.8 | 6.06 | 38 | 55 | 2900 | 5.5 | 3.8 | 100 | | PBG50-250(I) | 25 | 6.94 | 80 | 50 | 2900 | 15.0 | 3.8 | 175 | | PBG50-250(I)A | 23.4 | 6.5 | 70 | 50 | 2900 | 11.0 | 3.8 | 165 | | PBG50-250(I)B | 21.6 | 6.0 | 60 | 48 | 2900 | 11.0 | 3.8 | 165 | | PBG50-315(I) | 25 | 6.94 | 125 | 40 | 2900 | 30.0 | 3.8 | 310 | | PBG50-315(I)A | 23.7 | 6.58 | 113 | 40 | 2900 | 22.0 | 3.8 | 245 | | PBG50-315(I)B | 22.5 | 6.25 | 101 | 39 | 2900 | 18.5 | 3.8 | 215 | | PBG50-315(I)C | 20.6 | 5.72 | 85 | 38 | 2900 | 15.0 | 3.8 | 195 | | PBG65-100 | 25 | 6.94 | 12.5 | 69 | 1450 | 1.2 | 3.8 | 46 | | PBG65-100A | 22.3 | 6.19 | 10 | 67 | 1450 | 1.1 | 3.8 | 41 | | PBG65-125 | 25 | 6.94 | 20 | 68 | 1450 | 3.0 | 3.8 | 58 | | PBG65-125A | 22.3 | 6.19 | 16 | 66 | 1450 | 2.2 | 3.8 | 49 | | PBG65-160 | 25 | 6.94 | 32 | 63 | 1450 | 4.0 | 3.8 | 75 | | PBG65-160A | 23.4 | 6.5 | 28 | 62 | 1450 | 4.0 | 3.8 | 75 | | PBG65-160B | 21.6 | 6.0 | 24 | 58 | 1450 | 3.0 | 3.8 | 63 | | PBG65-200 | 25 | 6.94 | 50 | 58 | 2900 | 7.5 | 3.8 | 107 | | PBG65-200A | 23.5 | 6.53 | 44 | 57 | 2900 | 7.5 | 3.8 | 107 | | PBG65-200B | 21.8 | 6.06 | 38 | 55 | 2900 | 5.5 | 3.8 | 100 | | PBG65-250 | 25 | 6.94 | 80 | 50 | 2900 | 15.0 | 3.8 | 180 | | PBG65-250A | 23.4 | 6.5 | 70 | 50 | 2900 | 11.0 | 3.8 | 170 | | PBG65-250B | 21.6 | 6.0 | 60 | 49 | 2900 | 11.0 | 3.8 | 170 | | PBG65-315 | 25 | 6.94 | 125 | 40 | 2900 | 30. | 3.8 | 320 | | PBG65-315A | 23.7 | 6.58 | 113 | 40 | 2900 | 22.0 | 3.8 | 255 | | PBG65-315B | 22.5 | 6.25 | 101 | 39 | 2900 | 18.5 | 3.8 | 225 | | PBG65-315C | 20.6 | 5.72 | 85 | 38 | 2900 | 15.5 | 3.8 | 205 | | PBG65-100(I) | 50 | 13.9 | 12.5 | 73 | 1450 | 3.0 | 4.2 | 63 | | PBG65-100(I)A | 44.7 | 12.5 | 10 | 72 | 1450 | 2.2 | 4.2 | 53 | | PBG65-125(I) | 50 | 13.9 | 20 | 72.5 | 1450 | 5.5 | 4.2 | 99 | | PBG65-125(I)A | 45 | 12.5 | 16 | 71 | 1450 | 4.0 | 4.2 | 78 | | PBG65-160(I) | 50 | 13.9 | 32 | 71 | 1450 | 7.5 | 4.2 | 103 | | PBG65-160(I)A | 46.7 | 13.0 | 28 | 70 | 1450 | 7.5 | 4.2 | 103 | | PBG65-160(I)B | 43.3 | 12.0 | 24 | 69 | 1450 | 5.5 | 4.2 | 97 | | PBG65-200(I) | 50 | 13.9 | 50 | 67 | 2900 | 15.0 | 4.2 | 176 | | PBG65-200(I)A | 47 | 13.1 | 44 | 66 | 2900 | 11.0 | 4.2 | 166 | | PBG65-200(I)B | 43.5 | 12.1 | 38 | 65 | 2900 | 7.5 | 4.2 | 114 | | PBG65-250(I) | 50 | 13.9 | 80 | 59 | 2900 | 22.0 | 4.2 | 235 | | PBG65-250(I)A | 46.7 | 13.0 | 70 | 59 | 2900 | 18.5 | 4.2 | 205 | | PBG65-250(I)B | 43.3 | 12.0 | 60 | 58 | 2900 | 15.0 | 4.2 | 180 | | PBG65-315(I) | 50 | 13.9 | 125 | 54 | 2900 | 34.0 | 4.2 | 350 | | PBG65-315(I)A | 46.5 | 12.9 | 110 | 54 | 2900 | 30.0 | 4.2 | 355 | | PBG65-315(I)B | 44.5 | 12.4 | 100 | 53 | 2900 | 30.0 | 4.2 | 335 | | PBG65-315(I)C | 41 | 11.4 | 85 | 51 | 2900 | 22.0 | 4.2 | 270 | | PBG80-100 | 50 | 13.9 | 12.5 | 73 | 1450 | 3.0 | 4.2 | 63 | | PBG80-100A | 44.7 | 12.4 | 10 | 72 | 1450 | 2.2 | 4.2 | 54 | | 型号 | 流量Q | 扬程H
(m) | 效率η
(%) | 转速n
(r/min) | 电机功率
(kw) | 必需汽蚀余量
(m) | 重量
(kg) | | (m3/h) | (L/s) | | PBG80-125 | 50 | 13.9 | 20 | 72.5 | 1450 | 5.5 | 4.2 | 99 | | PBG80-125A | 45 | 12.5 | 16 | 71 | 1450 | 4.0 | 4.2 | 79 | | PBG80-160 | 50 | 13.9 | 32 | 71 | 1450 | 7.5 | 4.2 | 105 | | PBG80-160A | 46.7 | 13.0 | 28 | 70 | 1450 | 7.5 | 4.2 | 105 | | PBG80-160B | 43.3 | 12.0 | 24 | 69 | 1450 | 5.5 | 4.2 | 98 | | PBG80-200 | 50 | 13.9 | 50 | 67 | 2900 | 15.5 | 4.2 | 175 | | PBG80-200A | 47 | 13.1 | 44 | 66 | 2900 | 11.0 | 4.2 | 165 | 性能参数表2： | | | PBG80-200B | 43.5 | 12.1 | 38 | 65 | 2900 | 7.5 | 4.2 | 115 | | PBG80-250 | 50 | 13.9 | 80 | 59 | 2900 | 22.0 | 4.2 | 240 | | PBG80-250A | 46.7 | 13.0 | 70 | 59 | 2900 | 18.5 | 4.2 | 210 | | PBG80-250B | 43.3 | 12.0 | 60 | 58 | 2900 | 15.0 | 4.2 | 182 | | PBG80-315 | 50 | 13.9 | 125 | 54 | 2900 | 37.0 | 4.2 | 355 | | PBG80-315A | 46.5 | 12.9 | 110 | 54 | 2900 | 30.0 | 4.2 | 340 | | PBG80-315B | 44.5 | 12.4 | 100 | 53 | 2900 | 30.0 | 4.2 | 340 | | PBG80-315C | 41 | 11.4 | 85 | 51 | 2900 | 22.0 | 4.2 | 275 | | PBG80-100(I) | 100 | 27.8 | 12.5 | 76 | 1450 | 5.5 | 4.2 | 108 | | PBG80-100(I)A | 89 | 24.7 | 10 | 74 | 1450 | 4.0 | 4.2 | 87 | | PBG80-125(I) | 100 | 27.8 | 20 | 76 | 1450 | 11.0 | 4.2 | 163 | | PBG80-125(I)A | 89 | 24.7 | 16 | 74 | 1450 | 7.5 | 4.2 | 113 | | PBG80-160(I) | 100 | 27.8 | 32 | 76 | 1450 | 15.0 | 4.2 | 184 | | PBG80-160(I)A | 93.5 | 26.0 | 28 | 74 | 1450 | 11.0 | 4.2 | 174 | | PBG80-160(I)B | 86.6 | 24.1 | 24 | 72 | 1450 | 11.0 | 4.2 | 174 | | PBG80-200(I) | 100 | 27.8 | 50 | 74 | 1450 | 22.0 | 4.2 | 251 | | PBG80-200(I)A | 93.5 | 26.0 | 44 | 73 | 1450 | 18.5 | 5.5 | 220 | | PBG80-200(I)B | 87 | 24.2 | 38 | 71 | 1450 | 15.0 | 5.5 | 198 | | PBG100-100 | 100 | 27.8 | 12.5 | 76 | 1450 | 5.5 | 5.5 | 113 | | PBG100-100A | 89 | 24.7 | 10 | 74 | 1450 | 4.0 | 5.5 | 91 | | PBG100-125 | 100 | 27.8 | 20 | 76 | 1450 | 11.0 | 5.5 | 169 | | PBG100-125A | 89 | 24.7 | 16 | 74 | 1450 | 7.5 | 5.5 | 118 | | PBG100-160 | 100 | 27.8 | 32 | 76 | 1450 | 15.0 | 5.5 | 191 | | PBG100-160A | 93.5 | 26.0 | 28 | 74 | 1450 | 11.0 | 5.5 | 181 | | PBG100-160B | 86.6 | 24.1 | 24 | 72 | 1450 | 11.0 | 5.5 | 181 | | PBG100-200 | 100 | 27.8 | 50 | 74 | 1450 | 22.0 | 5.5 | 245 | | PBG100-200A | 93.5 | 26.0 | 44 | 73 | 1450 | 18.5 | 5.5 | 215 | | PBG100-200B | 87 | 27.2 | 38 | 71 | 1450 | 15.0 | 5.5 | 193 | | PBG125-100 | 160 | 44.4 | 12.5 | 82 | 1450 | 11.0 | 5.5 | 180 | | PBG125-100A | 143 | 39.7 | 10 | 77 | 1450 | 7.5 | 5.5 | 125 | | PBG125-125 | 160 | 44.4 | 20 | 80 | 1450 | 15.0 | 5.5 | 220 | | PBG125-25A | 143 | 39.7 | 16 | 77 | 1450 | 11.0 | 5.5 | 210 | | PBG125-160 | 160 | 44.4 | 32 | 78 | 1450 | 22.0 | 5.5 | 265 | | PBG125-160A | 150 | 41.7 | 28 | 76 | 1450 | 18.5 | 5.5 | 230 | | PBG125-1160B | 138 | 38.3 | 24 | 73 | 1450 | 15.0 | 5.5 | 215 | | PBG125-200 | 160 | 44.4 | 50 | 77 | 1450 | 37.0 | 5.5 | 395 | | PBG125-200A | 150 | 41.7 | 44 | 76 | 1450 | 30.0 | 5.5 | 380 | | PBG125-200B | 138 | 38.3 | 37.5 | 75 | 1450 | 22.0 | 5.5 | 320 | | PBG150-200 | 200 | 55.6 | 12.5 | 78 | 1450 | 15.0 | 5.0 | 265 | | PBG150-200A | 179 | 49.7 | 10 | 76 | 1450 | 11.0 | 5.0 | 244 | | PBG150-250 | 200 | 55.6 | 20 | 79 | 1450 | 18.5 | 5.0 | 300 | | PBG150-250A | 184.4 | 51.2 | 17 | 78 | 1450 | 15.0 | 5.0 | 262 | | PBG150-250B | 167 | 46.4 | 14 | 76 | 1450 | 11.0 | 5.0 | 241 | | PBG150-315 | 200 | 55.6 | 32 | 78 | 1450 | 30.0 | 5.5 | 410 | | PBG150-315A | 187 | 51.9 | 28 | 77 | 1450 | 22.0 | 5.5 | 335 | | PBG150-315B | 173 | 48.1 | 24 | 76 | 1450 | 18.5 | 5.5 | 315 | | PBG150-400 | 200 | 55.6 | 50 | 75 | 1450 | 45.0 | 5.5 | 490 | | PBG150-400A | 187 | 51.9 | 44 | 74 | 1450 | 37.0 | 5.5 | 454 | | PBG150-400B | 174 | 48.3 | 38 | 73 | 1450 | 30.0 | 5.5 | 435 | | PBG150-400C | 160 | 44.4 | 32 | 71 | 1450 | 22.0 | 5.5 | 365 | | PBG200-200 | 200 | 55.6 | 12.5 | 78 | 1450 | 15.0 | 5.0 | 265 | | PBG200-200A | 179 | 49.7 | 10 | 76 | 1450 | 11.0 | 5.0 | 244 | | PBG200-250 | 200 | 55.9 | 20 | 79 | 1450 | 18.5 | 5.0 | 305 | | PBG200-250A | 184.4 | 51.2 | 17 | 78 | 1450 | 15.0 | 5.0 | 267 | | PBG200-250B | 167 | 46.4 | 14 | 76 | 1450 | 11.1 | 5.0 | 246 | | PBG200-315 | 200 | 55.6 | 32 | 78 | 1450 | 30.0 | 5.5 | 417 | | PBG200-315A | 187 | 51.9 | 28 | 77 | 1450 | 22.0 | 5.5 | 342 | | PBG200-315B | 173 | 48.1 | 24 | 76 | 1450 | 18.5 | 5.5 | 322 | | PBG200-400 | 200 | 55.6 | 50 | 75 | 1450 | 45.0 | 5.5 | 498 | | PBG200-400A | 187 | 51.9 | 44 | 74 | 1450 | 37.0 | 5.5 | 462 | | PBG200-400B | 174 | 48.3 | 38 | 73 | 1450 | 30.0 | 5.5 | 443 | | PBG200-400C | 160 | 44.4 | 32 | 71 | 1450 | 22.0 | 5.5 | 373 | | PBG200-200(I) | 400 | 111.1 | 12.5 | 80 | 1450 | 22.0 | 5.5 | 382 | | PBG200-200(I)A | 358 | 99.4 | 10 | 78 | 1450 | 18.5 | 5.5 | 364 | | PBG200-250(I) | 400 | 111.4 | 20 | 80 | 1450 | 30.0 | 5.5 | 475 | | PBG200-250(I)A | 358 | 99.4 | 16 | 78 | 22.0 | 5.5 | 405 | | PBG200-250(I)B | 322 | 89.4 | 13 | 75 | 1450 | 18.5 | 5.5 | 387 | | PBG200-315(I) | 400 | 111.4 | 32 | 80 | 1450 | 55.0 | 5.5 | 675 | | PBG200-315(I)A | 374 | 103.9 | 28 | 79 | 1450 | 45.0 | 5.5 | 560 | | PBG200-315(I)B | 346 | 96.1 | 24 | 78 | 1450 | 37.0 | 5.5 | 535 | | PBG200-400(I) | 400 | 111.4 | 50 | 81 | 1450 | 75.0 | 5.5 | 830 | | PBG200-400(I)A | 374 | 103.9 | 44 | 80 | 1450 | 75.0 | 5.5 | 830 | | PBG200-400(I)B | 346 | 96.1 | 30 | 78 | 1450 | 55.0 | 5.5 | 685 | | PBG200-400(I)C | 320 | 88.9 | 32 | 76 | 1450 | 45.0 | 5.5 | 580 | | PBG300-235 | 720 | 200 | 18 | 81 | 970 | 55.0 | 6.0 | 1120 | | PBG300-235A | 657 | 182.5 | 15 | 79 | 970 | 45.0 | 6.0 | 1030 | | PBG300-235B | 600 | 167.0 | 12.5 | 77 | 970 | 37.0 | 6.0 | 890 | | PBG300-300 | 720 | 200 | 28 | 81 | 970 | 75.0 | 6.0 | 1350 | | PBG300-300A | 666 | 185 | 24 | 80 | 970 | 75.0 | 6.0 | 1350 | | PBG300-300B | 623 | 173.1 | 21 | 79 | 970 | 55.0 | 6.0 | 1170 | | PBG300-380 | 720 | 200 | 44 | 84 | 970 | 132.0 | 6.0 | 1900 | | PBG300-380A | 666 | 185 | 38 | 80 | 970 | 110.0 | 6.0 | 1700 | | PBG300-380B | 614 | 170.6 | 32 | 78 | 970 | 90.0 | 6.0 | 1530 | | PBG300-235(I) | 1080 | 300 | 40 | 82 | 970 | 160.0 | 6.0 | 1680 | | PBG300-235(I)A | 965 | 268.1 | 32 | 80 | 970 | 132.0 | 6.0 | 1440 | 订货须知：
一、①产品名称与型号②口径③扬程（m）④流量⑤电机功率（KW）⑥转速（r/min）⑦电压〔V〕⑧吸程（m）⑨是否带附件以便我们的为您正确选型。
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