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支架框

支架框

支架框

支架框

1

The pipe racks are moved to and from their stored position by a hydraulic cylinder attached between the mast frame and the lower swing arm .

管架是通过一个装在支架框和下摇动臂之间的液压缸往返于其贮存位置的。

2

The detaching and installing device fasten the fixing board on the bracket frame in the collapsible form .

拆装装置把固定板以可拆装的形式固定到支架框上。

3

the adjacent optical coupler units are isolated by the same supporting frame ;

相邻光耦合器单元间共用一个支架框隔离；

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