查询词典 back-stepping

back geared upright drill press：背齿轮立式钻床

back-geared ==> 后齿轮的 | back-geared upright drill press ==> 背齿轮立式钻床 | back-hand drainage ==> 倒转水系

back tube plate：后管板

[后]退焊接 back step welding | 后管板 back tube plate | 备用断路器 back-up breaker

back tool rest：后刀架

back to face ==> 反面对反面相叠 | back tool rest ==> 后刀架 | back trace technique ==> 向后追踪技术,回溯技术

tool back plane：切深剖面

tool back clearance ==> 刀具纵向后角 | tool back plane ==> 切深剖面 | tool back rake ==> 刀具纵向前角

back taper tap：倒锥丝锥,机用丝锥

back taper ==> 倒锥 | back taper tap ==> 倒锥丝锥,机用丝锥 | back tax ==> 退缴税

Back swing：上杆, 后挥杆

Back spin 下旋球(後旋球) | Back Swing 上杆, 后挥杆 | Back Tee 发球区(职业男选手比赛时), 后方球座

Back swing：回程

back substitution 回代 | back swing 回程 | back thrusting 背向冲断层作用

back strap joint：贴板接合

back stitch 扣针脚 | back strap joint 贴板接合 | back strap 对接贴板

back reinfored knife saw：夹背刀锯

back reflection || 背(反)射 | back reinfored knife saw || 夹背刀锯 | back release || 快门按钮

back reinforced knife saw：夹背刀锯

back reflection X-ray camera ==> 背面反射X射线照相机 | back reinforced knife saw ==> 夹背刀锯 | back rent ==> 欠租

highspeed boat：高速艇

high frequency 高频 | highspeed boat 高速艇 | horizontal a.水平的,卧式的

motherland; fatherland; homeland：祖国

584 最 most | 586 祖国 motherland; fatherland; homeland | 587 山 mountain; hill