down final limit and terminal stopping switch 最低限位及最低楼层停机掣 down rod 悬杆 down-draught diverter 倒风折流器；拔风罩 ..
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... 悬吊平衡舵 underhung balanced rudder 悬杆 suspension rod (or drag link) 悬缆下井法(钻油) wire line work ...
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短语
悬杆装置
hanging up arrangement
伸缩悬杆
expansion suspender
悬杆式干燥室
festoon dryer
悬杆式干燥
festoon-dried
悬杆件
suspension rod
悬杆缆道
suspended rod cableway
安全悬杆
safety hanger
悬挂杆
boom stick
悬杆堆料机
boom stacker
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