换向开关

Ball float

浮球开关

switch开关 | ball float ~浮球开关 | change over ~转换开关、换向开关

reversing switch

转辙器,换向开关

"回动旋","reversing shaft" | "转辙器,换向开关","reversing switch" | "后退轮机","reversing turbine"

mercury reversing switch

水银换向开关

商船 merchant vessel | 水银换向开关 mercury reversing switch | 转动叶片 moving vane

mercury reversing switch

汞换向开关

汞断续器 mercury interrupter | 汞换向开关 mercury reversing switch | 汞封口 mercury sealing

reversing switch contact

换接开关触点

reversing switch 换向开关,换接开关 | reversing switch contact 换接开关触点 | reversing turbine 可逆转式透平,倒顺车透平

field reversing switch

励磁换向开关

field-effect diode 场效应二极管 | field reversing switch 励磁换向开关 | first-pitch of coil 线圈第一节距,线圈后节距

field reversing switch

磁场换向开关

场电阻线路 field resistance line | 磁场换向开关 field reversing switch | 场变阻器 field rheostat

commutating field

换向场

commutated current 整流电流 | commutating field 换向场 | commutation switch 换向开关

switch, canopy

(电车 )总开关

按钮开关 switch, button | (电车 )总开关 switch, canopy | 换向开关;换路开关 switch, change-over

direction switch

方向开关,升降开关

direction control switch 换向开关 | direction switch 方向开关; 升降开关 | disable switch 禁止开关

enamelling iron：搪瓷[用)钢板

enamelled strip || 涂珐琅钢带,搪瓷钢带 | enamelling iron || 搪瓷[用)钢板 | enantiomer || 对映体,对映异构物

leeringly：以斜眼看 (副)

leeriness 猜疑; 留神; 狡猾; 机警 (名) | leeringly 以斜眼看 (副) | leery 机敏的, 细心的; 猜疑的, 迟疑的 (形)