Threaded seat rings for valves in services with high velocity turbulent flow or thermal cycling should be lock welded to the body to avoid loosening. Please specify.
如果阀门用在高速流体(湍流)或热循环应用环境中，则螺纹阀座环应该锁焊到阀体上，避免松落。请在订购时加以指定说明。
Threaded seat rings should be lock welded to the body when used in high velocity (turbulent) or thermal cycling services to avoid loosening. Please specify.
当用于高速流体（湍流）或热循环应用时，为了避免松开，螺纹阀座环应该锁焊在阀体上。请在订购时加以指定说明。
The study introduced the subminiature and pint-size encapsulation CPLD, which was welded to the tailor-made seat of DIP encapsulation. , and formed the integrated circuit that pending programmed.
该研究采用超小型或小型封装的可编程器件CPLD，焊接到特制的DIP封装的托座上，形成待编程的集成电路。
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