...ottom-sampling device; pipe ore sampler; probe tube; sampling pipe; sampling tube; stopple coupon; testing pipe 取样管;采样管 sampling tube ..
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testing pipe string 测试管柱
pipe testing 管子试压
hydraulic pipe testing machine 管材水压试验机
pipe testing machine 管材试验机
Pipe Testing Technician 管道测试技术人员
Steel pipe testing equipment 钢管测试设备
air testing of pipe 管子空气试压
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