Extensive tests are done to ensure that the entire system is leak proof.
广泛的试验，以确保整个系统是无泄漏。
Check modules are threaded into the valve adapter for leak proof operation.
止回阀模块通过螺纹旋进阀门适配器内，提供无泄漏运行。
The leak-proof bib you'll hate to toss.
这个防漏围兜您将不愿意抛。
It is convenient to construct and has an ideal leak-proof effect.
本发明施工方便，防渗漏效果理想。
It is convenient to construct and has an ideal leak-proof effect.
本发明施工方便，防渗漏效果理想。
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