查询词典 preventers

The following Test Procedure is one of several that is recognized throughout the United States for verification of the functioning of Backflow preventers.

下列检测程序是在美国广泛使用的防回流阀性能检测程序中的一种。

The following Test Procedure is one of several that is recognized throughout the United States for verification of the functioning of Backflow preventers.

下列检测程序是美国公认的几种防回流阀功能检测程序中的一种。

So when you need to be sure you have the most reliable residential containmentproducts, specify the Watts Series 7 backflow preventers.

所以，当用户需要确保使用的是最可靠的住宅防污染系统，则指定美国瓦茨系列7防回流阀。

The following Test Procedure is one of several that is recognized throughout the United States for verification of the functioning of Backflow preventers.

下列检测程序是美国公认的几种防回流阀功能检测程序之一。

The following Test Procedure is one of several that is recognized throughout the United States for verification of the functioning of Backflow preventers.

下列检测程序是美国通用的几种检测程序之一，用于检验防回流阀的功能。

The following Test Procedure is one of several that is recognized throughout the United States for verification of the functioning of backflow preventers.

下列检测程序是几种美国公认的防回流阀功能检测程序之一。

Preventers do not give immediate or quick relief when you are breathless but instead they reduce long-term inflammation.

这些预防性的药物并不能马上减轻你的呼吸障碍，但它们却有助于减轻慢性的炎症。

An advanced piece of test equipment designed to make pressure and differential gauges obsolete in the testing of backflow preventers.

先进的检测设备，专用于差压计无法清晰检测防回流阀的应用场合。

A strainer should be installed as shown, ahead of backflow preventers to prevent discs from unnecessary fouling.

应该如图所示在防回流阀前安装一个过滤器，防止阀瓣出现不必要的污垢。

When installing a drain line, use Series 909 air gaps on Model 909 backflow preventers.

在安装排泄管线时，在型号909防回流阀上采用系列909气隙。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。