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A42Y-320-DN40,A42Y-320-DN50,A42Y-400-DN32,**阀 A42Y-320-DN40,A42Y-320-DN50,A42Y-400-DN32,
A42Y-320-DN40,A42Y-320-DN50,A42Y-400-DN32, A42Y-320-DN40,A42Y-320-DN50,A42Y-400-DN32,**阀
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A28H-16(DN50)弹簧全启式**阀
TH2516A/B直流低电阻测试仪 上海五久自动化设备有限公司 专业销售 拉绳开关 跑偏开关...
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双法兰液位计 YT-3351DP/GP型
介质:对聚四氟乙烯无腐蚀的介质输出:4-20mA、二线制电源:DC24V固定方式:螺纹M20×1.5、M27×2 法兰DN15 DN25 DN50 DN80,双法兰液位计/传感变送器技术指标:双法兰液位计厂家范围:0-0.2-20m精度:0.5级、1级、1.5级承压:负压、常压、高压(32MPa以下)工作温度:-50~300℃环境温度:-20~75℃适用
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A38Y-16C-DN50,A38Y-16C-DN80,A38Y-16C-DN100,双联弹簧式**阀,温纳双联弹簧式**阀,双联弹簧式**阀生产厂家 A38Y-16C-DN50,A38Y-16C-DN80,A38Y-16C-DN100
A38Y-16C-DN50,A38Y-16C-DN80,A38Y-16C-DN100 A38Y-16C-DN50,A38Y-16C-DN80,A38Y-16C-DN100,双联弹簧式**阀,温纳双联弹簧式**阀,双联弹簧式**阀生产厂家