n.加力器(輔助裝置；援助者)

But practice needing to use the assistor such as a few float to fetters in deep water. 但是在深水中練習需要使用一些浮漂等輔助器械。

The paper introduces the application and working principle of assistor of belt conveyer and expounds the method of lectotype design. 介紹了帶式輸送機助力器的用途及工作原理，闡述了選型設計的方法。

Series 78ZYT DC PM Motor is our new design used for auto assistor, auto valve control, or for driven or implementanry element of other purposes. 說明：78ZYT系列直流永磁電動機是我公司開發(fā)的新系列產(chǎn)品。可用于汽車加速器、自動閥門控制等裝置的驅動元件，也可用作其他驅動或執(zhí)行元件。

The paper introduced the development results of rubber parts for vaccum assistor of CA1040 light-duty truck, including formula design, production technology and test etc. 介紹CA1040輕型車真空助力器橡膠件的研制情況。包括配方設計，生產(chǎn)工藝，臺架試驗等。

The buffer device can prevent quick sliding down from damaging the climbing assistor or crushing the people because of the gravity acceleration, so that the use is safer. 有緩沖裝置，可避免重力加速度使其快速下滑而摔壞助爬器或砸傷人，使用更安全。