查询词典 back up

back and leg dynamometer：背腿测力器

背腿测力器 back and leg dynamometer | 背负赛跑 back carry race | 后镰刀式跳水 back jack-knife stroke

have a monkey on one's back：有大难题,有无法承受的负担

(9)back to back 背对背地,连续地 | (10)have a monkey on one's back 有大难题,有无法承受的负担 | Legs(腿部)

read back check：回读校验

read-back check 回读检验 | read-back check 回读校验 | read-back signal 回读信号

read back signal：回读信号

read-back check 回读校验 | read-back signal 回读信号 | read-back order 回读指令

Back clamping：反向钳位

Back 返回 | Back clamping 反向钳位 | Back drop 交流哼声,干扰声

Back clamping：反向箝位

back chipping || 铲根, 背面錾平 | back clamping || 反向箝位 | back clearance || 背隙(螺纹)

Back clamping：反向钳位 kTV电子技术吧

Back 返回 kTV电子技术吧 | Back clamping 反向钳位 kTV电子技术吧 | Back drop 交流哼声,干扰声 kTV电子技术吧

Back clamping：逆向钳位

Back 归回 | Back clamping 逆向钳位 | Back drop 交流哼声,**扰声

back mortaring：抹里衬

back money ==> 拖欠款 | back mortaring ==> 抹里衬 | back motion ==> 倒转

back pedaling brake：反踏制动器

back pay ==> 欠付工资 | back pedaling brake ==> 反踏制动器 | back piece ==> 反向角钢

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件