The support system shall be installed using galvanized hangers, clamps, brackets, or other attachment devices manufactured by or recommended by the manufacturer of the support system.
应使用管道系统制造商制造或推荐的镀锌吊架、管夹、管托或其它附件安装支架系统。
These devices have neither feedback pipes to control the main jet nor wall attachment effect of the jet on them.
这些装置没有反馈管来控制主喷流，也没有射流的附壁效应。它们的结构很简单可以自激振荡。
Quick attachment and convenient use of devices is a goal in embedded system.
外部设备快速而方便地连接和使用是嵌入式系统的一个很重要的目标。
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