查询词典 pumping-back method

back and front pitch of a winding：绕组的前后节距

back and forth 来回 | back and front pitch of a winding 绕组的前后节距 | back and stopping trial 倒车及停车试验

back rest：靠背架

back projection 反射影 | back rest 靠背架 | back scatter constant 反向散射常数

back rest：座椅*背

Back pressure valve 背压阀 | Back rest 座椅*背 | Back shaft 后轴

back rest：座椅靠背

Back pressure valve 背压阀 | Back rest 座椅靠背 | Back shaft 后轴

back rest bracket：侯梁托脚

后梁 back rest | 侯梁托脚 back rest bracket | 后档 back rise

back rest bracket：后梁托脚

"后梁","back rest" | "后梁托脚","back rest bracket" | "后裆","back rise"

back rod：后杆

后档 back rise | 后杆 back rod | 后罗拉 back roller

feed back rod：反馈杆

feed back ==> 回料 | feed back rod ==> 反馈杆 | feed back system ==> 考核制度

back lease rod：后分经杆;后绞棒

轮齿隙 back lash | 后分经杆,后绞棒 back lease rod | 背长 back length

back connecting rod：(转辙器)后连接杆

back cone || (锥齿轮)背锥 | back connecting rod || (转辙器)后连接杆 | back connection || 差动[背面]连接

Hadrian Wall：哈德 城墙 / 哈德 城墙

Hadden-Cave, Philip 夏鼎基 | Hadrian Wall 哈德 城墙 / 哈德 城墙 | Haeckel, Ernst 海克尔

skilled：熟练的

skill 技能 | skilled 熟练的 | skillet 煮锅