查询词典 pole-vault

triple-pole single throw：三刀单投

triple pole double throw 三刀双投 | triple pole single throw 三刀单投 | triple pole switch 三刀开关

triple-pole single throw：三刀单掷

triple-pole double-throw ==> 三刀双掷 | triple-pole single throw ==> 三刀单掷 | triple-pole spacistor ==> 三极空间电荷晶体管

pole line switch：电杆上线路开关

pole line hardware ==> 架空线路金属附件 | pole line switch ==> 电杆上线路开关 | pole mount air insulated switch ==> 柱上気中開閉器(PAS)

pole line switch：电杆线路开关

极铁心 pole core | 电杆配件 pole fittings | 电杆线路开关 pole line switch

pole spring：杆簧

pole span ==> 极距,杆挡=>柱間距離 | pole spring ==> 杆簧 | pole spring cap ==> 杆簧盖

pole socket：杆穴

pole slipping ==> 磁极滑动 | pole socket ==> 杆穴=>ポールソケット | pole spacing ==> 相間中心距離(断路器)

single-pole receiver：单极受话器

single-pole knife switch 单极闸刀开关 | single-pole receiver 单极受话器 | single-pole single throw switch 单极单投开关

single-pole receiver：单极接受器

"single-pole contactor","单极接触器" | "single-pole receiver","单极接受器" | "single-pole switch","单极开关"

single-pole double-throw：单刀双投

single-pole circuit breaker 单极断路器 | single-pole double throw 单刀双投 | single-pole single throw 单刀单投

pole setting machine：植杆机

"pole seat","杆位" | "pole setting machine","植杆机" | "pole shaded type","蔽极式"

haulage device：拖曳设备;运输设备

haul road 运料路;拖运材料的道路 | haulage device 拖曳设备;运输设备 | hazardous slope 危险斜坡

Let sb. in：让某人进

8.be late for school上学迟到 | 9.let sb in让某人进 | 11.travel around the world环游世界