Pipe flow is common in the granite region.
在花岗岩地区，管流是一种普遍现象。
During brine mining, it's one of common problem that center pipe leaks.
卤井生产过程中，中心管泄漏是常见事故之一。
The ultrasonic signal travels through all common metal and plastic pipe materials.
超声波信号穿过所有常见的金属和塑料管材。
The ultrasonic signal travels through all common metal and plastic pipe materials.
超声波信号穿过所有常见的金属和塑料管材。
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