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Terms for subject Construction containing back | all forms | exact matches only
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angles back to back角背间距
back-back porch电视信号后背区
back-back porch电视同步信号后背区
back-back porch水平同步信号后延时间
back balance平衡器〔锤,量,重〕对重
back bead背面〔填角〕焊缝〔焊道〕
back clevis后连接环〔叉,钩〕
back coat面层涂层
back coat
back coat
back contact spring静接头〔后接触〕弹簧
back entrance后门
gear back lash背〔侧,间〕隙
gear back lash齿隙
back-moving spring回位〔复原,回动〕弹簧
back nut支承〔支持,限动,锁紧,后,抵座〕螺帽
back nut支承螺栓
back of dam坝〔堰〕的上游河段
back of piston ring活塞环内表面
back of weir坝背
back of weir坝〔堰〕的上游河段
back oscillation回波〔反波,返回,回程〕振荡
back piston波导管的后活塞
back play间隙
back play空〔间,游〕 隙
back pressure valve止回〔回压,背压,单向〕阀
back pressure-relief port回压力解除孔道
back pressure-relief port减压孔
back traverse闭合 〔反向〕导线
back valve止回〔止逆〕阀
back view背立面
back view后〔背〕视图
chill back冷冻稀释
corbel back slab引〔岸,悬臂〕板
course back飞回航路
etch back深 〔内〕腐蚀
full-back cutter强力切削工具
high back驾驶员座位的高靠背
metal back金属壳〔背,衬垫〕
metal back电子射线管的金属敷层
metal back电子射线管金属敷层
metal back金属壳〔背,衬垫〕
open-back inclinable press前后送料的可倾式冲床
tie back锚碇
trouble back jack故障〔障碍〕信号塞孔