Contact your plumbing contractor for a reinspection to assure continuing safety.

联系您的管道承包商，让其来进行检查，以确保安全得到保障。

youdao

DO not attempt to conduct an inspection on your own. Contact your plumbing contractor for a reinspection to assure continuing safety.

不要试图自己进行检查。请与您的管道承包商联系，让起来检查以确保使用安全。

youdao

The plumbing contractor I just mentioned established a series of systems to make good on its guarantee, including equipping employees with handheld vacuums, booties and belted uniforms.

我在上面所提到过的那位承包商建立了一系列担保实施制度，包括员工培训、奖励和统一制服。

youdao

Unfortunately, the new contractor that the public hired, George W. Bush, installed some defective Keynesian pumps in our economic plumbing during 2001.

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