查询词典 roach back

to back away：后退

不理,看不起,背弃 --- to turn one's back on | 后退 --- to back away | back and belly --- 浑身上下

back azimuth：反方位角

back angle 后背角;后视角 | back azimuth 反方位角 | back band 滚筒刹车带

back and forth method：尝试法,往返法

back action | 反作用 | back and forth method | 尝试法,往返法 | back angle distance | 背角距(在背锥母线方向)

back and forth method：选择法

反洗;回洗 back wash | 选择法 back-and-forth method | 反向计数器 back-angle counter

back and forth method：选择法、尝试法

back action反作用 | back and forth method选择法、尝试法 | back forth motion往复运动

back and forth method：往返法

反安匝数 back ampere turns | 往返法 back and forth method | 回弧 back arc

back bond：反担保,反向键,退回证券

back bolting 顶板杆柱支护 | back bond 反担保,反向键,退回证券 | back brace 后撑

Outside Back Cover：封底

封三/Inside Back Cover 92,000 | 封底折页/Back Cover Gatefold 220,000 | 封底/Outside Back Cover 180,000

Back Cover Gatefold：封底折页

封三/Inside Back Cover 92,000 | 封底折页/Back Cover Gatefold 220,000 | 封底/Outside Back Cover 180,000

back door selling：黑市销售

"反向演译","back annotation" | "黑市销售","back door selling" | "积欠订单","back order"

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛