查询词典 extension cord

extension mast：套管式天线杆

extension knife 牵引刀 | extension mast 套管式天线杆 | extension splint 伸展夹,牵引夹

extension of real function：实函数扩充

extension of plastic zone 塑性区扩大 | extension of real function 实函数扩充 | extension of short term record 短系列记录展延

Extension ring：伸长环

extension pruner with additional pole section 接杆修树枝剪 | extension ring 伸长环 | extension rod 伸长杆

extension splint：伸展夹,牵引夹

extension mast 套管式天线杆 | extension splint 伸展夹,牵引夹 | extension table 牵引床

triceps extension：颈后臂屈伸

lying triceps extension 仰卧臂屈伸 | triceps extension 颈后臂屈伸 | Seated Triceps Extension(三头肌屈接)

extension forks：长臂叉车

extension filter 辅助滤波器 | extension forks 长臂叉车 | extension hand tap 手用长柄丝锥

extension forks：加长叉

extension filter 辅助滤波器 | extension forks 加长叉 | extension girder-C end frames type crane C型延长梁架式船用装卸机

extension bed lathe：接长床身车床

extension bar for grinding wheel axle of internal grinding machine 内圆磨床砂轮轴接杆 | extension bed lathe 接长床身车床 | extension bell 分铃

extension drill：接长钻

extension dividers ==> 加长分线规 | extension drill ==> 接长钻 | extension drive shaft ==> 延伸传动轴

extension bit：接长钻

扩延伸长,伸出部分 extension | 接长钻 extension bit | 拉力螺栓,接长螺栓 extension bolt

red ensign：英国商船旗

red dog 煤坑废料 | red ensign 英国商船旗 | red flag 红旗

isoseismal：等震度的

等震的 isoseismic | 等震度的 isoseismal | 等震线 homoseism