查询词典 throw down

crank throw：曲柄半径

crank starter 起动曲柄 | crank throw 曲柄半径 | crank throw 曲柄行程

two throw crank：双拐曲柄

two-thread yarn twist tester ==> 双股纱线捻度试验仪 | two-throw crank ==> 双拐曲柄 | two-throw pump ==> 双吸泵

three throw crank：三拐曲柄

three throw crank shaft 三拐曲轴 | three throw crank 三拐曲柄 | three voltmeter method 三伏特计法

three throw crank：三连曲柄

three-terminal standard resistor 三端 (钮 )标准电阻器 | three-throw crank 三连曲柄 | three-throw crank shaft 三连曲柄

three throw crank pump：三拐曲柄泵

three through pump 三联泵 | three throw crank pump 三拐曲柄泵 | three throw crank shaft 三拐曲轴

switch; double-pole double-throw：双极双向开关

"switch; double pole","双极开关" | "switch; double-pole double-throw","双极双向开关" | "switch; double-pole single-throw","双极单向开关"

switch; double-pole double-throw：双极双投开关

双极开关 switch, double-pole | 双极双投开关 switch, double-pole double-throw | 双极单投开关 switch, double-pole single-throw

switch; double-pole single-throw：双极单向开关

"switch; double-pole double-throw","双极双向开关" | "switch; double-pole single-throw","双极单向开关" | "switch; emergency","紧急开关"

switch, double-throw：双投开关

双极单投开关 switch, double-pole single-throw | 双投开关 switch, double-throw | 备急开关 switch, emergency

three-throw turnout of similar flexures：同向三開道岔

9172 three-throw turnout of contrary flexures 尋向三開道岔 | 9173 three-throw turnout of similar flexures 同向三開道岔 | 9174 three-tier berth 三層卧舖

Minstrel Show：化装黑人乐队的演出

show cause 提出正当理由 | minstrel show 化装黑人乐队的演出 | medicine show 走江湖卖药

punctual aspect：準時式;準時體;一次體

punched card 穿孔卡片 | punctual aspect 準時式;準時體;一次體 | punctuation 標點符號用法