吸

This series can be used to prevent the reverse flow of fire protection substances, i.e., glycerin wetting agents, foam agents, stagnant water, auxiliary supplies and water of non-potable quality from being pumped or siphoned into the potable water supply.

这个系列可以用于防止消防物质的回流，也就是防止甘油润湿剂，发泡剂，停滞水，辅助供应水和非饮用品质的水由于泵吸或虹吸进入饮用水供应系统中。

It is mandatory to prevent the reverse flow of fire protection system substances, i.e. glycerin wetting agents, stagnant water and water of non-potable quality from being pumped or siphoned into the potable water line.

这种装置强制性防止消防系统物质，如湿甘油剂，停滞水和非饮用级的水通过泵吸或虹吸进入饮用水系统中。

It is mandatory to prevent the reverse flow of fire protection system substances, i.e., glycerin wetting agents, stagnant water and water of non-potable quality from being pumped or siphoned into the potable water supply.

这种应用强调必须防止下列消防系统物质，如甘油，润湿剂，积滞水和非饮用级别的水由于泵吸或虹吸作用回流到饮用水供应系统中。

It is mandatory to prevent the reverse flow of fire protection system substances, i.e., glycerin wetting agents, stagnant water and water of non-potable quality from being pumped or siphoned into the potable water line.

这种总成强制性防止消防系统流体介质的倒流，如甘油润湿剂，积滞水和非饮用水，防止这些流体介质泵吸或虹吸进饮用水管道。

Fishing bumper crop, there can be cited, the import of fish smoking fish, smoking fish machine, you can!

捕鱼大丰收，有能引鱼吸鱼的进口吸鱼机，你能！

At last a method of sound absorption by using the software EXCEL is introduced.Sound reinforcement system is indispensable in ballrooms.

在此基础上，本文对歌舞厅的混响时间、吸声和隔声设计进行了论述，并介绍了基于&Excel&的吸声设计方法。

The results show that the rotary air curtain exhaust hood can effectively control the deleterious materials,greatly improve the suction.Therefore,it realizes long-distance trapping and low velocity emission of deleter...

结果表明：旋转射流屏蔽作用下的抽吸流场具有中部压力较低和提高抽吸能力的作用；新型旋风气幕式排风罩不仅能有效地控制有害物扩散，而且可以实现远距离捕集有害物及以较小的排风速度排放有害物。

Just as its name implies, self-priming pump doesnt need priming water before start. After a short time of running, water is absorbed by pump itself for normal operation.

产品概述：自吸泵顾名思义，就是泵起动前不需引灌水，经短时间运转，靠泵本身的作用，把水吸上来，投入正常运转。

Design calculaton method of the increase in flow is not only applicable to the design of the low specific speed self- priming pump with single volute and outside mixture but also is abblicable to the design of the low specific speed self- priming pump with douple volute inside mixture and outside mixture.

增大流量设计计算法不仅适用于低比转数单蜗壳外混式自吸泵，同样也适用于低比转数双壳外混式和双蜗壳内混式自吸泵的设计。

Characteristics of nitrogen absorption and response to nitrogen dosage of rice seedlings of 12 rice cultivars selected out through previous field experiments were studied hydroponically.

以大田筛选得到的不同生物学特性的12个水稻品种为材料，研究了水培条件下这些品种苗期的吸N效率差异，结果表明大田N效率不同的品种在苗期水培条件下吸N效率也不相同，并且大田相同类型的品种在苗期N效率也不完全相同。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。