短语
紧链器紧链装置
chain tensioner
;
chain tightener
链张紧装置
chain tensioning device
;
chain tension device
梯级链张紧装置
step chain tension device
链条张紧装置
Chain tightener
斗链张紧装置
[机]
bucket chain tightening device
液压链条压紧装置
Hydraulic chain tightener
锯链张紧装置
[林]
chain tension adjusters