Switchboxes [electricity]

This paper introduces helicopter AC power check platform composed of SIEMENS automation products for auto-checks helicopter AC electrical master box,discuesses technology conditions of checking electrical master box,hardware configuration and system structure of AC power check platform,and the choice of automation products.

设计了一个由SIEMENS自动化产品构造的对直升机交流主电气盒自动校验的直升机交流电源试验台,对主电气盒校验技术条件、交流电源试验台的硬件配置、系统结构及各组成部分选型进行了分析。

Thinking the fuse box may be faulty; we determined which fuse to turn off to snuff the doorbell.

我俩认为一定是闸盒坏了，便把控制门铃的那个闸关掉。

The lock keeper closed the lock gate.

船闸管理员关上了闸门。

head gate structure [irrigation]

渠首闸门,总水闸门[灌溉]

A boxlike covering or enclosure.

盒式箱罩,盒式包装

cigar or cigarette case, of tortoise shell

龟甲制香烟盒或雪茄盒

cigar case or cigarette of bone

骨制香烟盒或雪茄盒

plain-frame core box

框架式芯盒，框形芯盒

This box/The lid of this box doesn't close properly, ie The lid doesn't fit.

盒子[盒子的盖]盖不严.

A small box for pills.

药丸盒，药片盒放药片的小盒子

Piers and Bottom Board Temperature Control Design of Gate Piers and Bottom Board of Spillway Water Gates for Yanshan Reservoir

燕山水库溢洪道水闸闸墩和闸底板温控设计

"Thyratron glow(starting "on"state, ignition)"

闸流管连通(失控)

ratchet wheel

棘轮, 制轮, 闸轮

downbound entry

下行(水)进闸时间

downbound exit

下行(水)出闸时间

A sluice or gate used to control a flow of water.

水闸门一种用于控制水流量的闸门

One who is in charge of a lock on a waterway.

闸门管理员管理河道上一个水闸的人

network tripping and reclosing device

电力网自动跳闸和重合闸装置

Analysis of pivot bolt breaking for water gate of Xinqiao ship lock

新桥船闸闸门支铰连接螺栓断裂分析