door hold-open device是什么意思

网络释义

用法例句

He pressed the release to open the box.

他按下开启装置打开了箱子。

Remove all test equipment and open No. 2 shutoff valve of the device.

拆卸所有检测设备，开启装置上的2号关闭阀。

lockopen device

锁定在开启位置的装置

A tripping or triggering device on a mechanism.

倾卸装置、钩杆机械装置上断开或启动的装置

When you turn a switch, you can easily operate lighting, heating or power-driven electrical devices.

旋动开关，就业能轻而易举地启动照明装置、供热装置和电动装置。

pressure-operated switch waterflow initiating device

压力动作开关水流启动装置

A Research about the Installations of the Locomotive Louvre s Opening Operational Security Alarm and the Linkage to the Ground;

机车天窗开启作业安全报警装置的研究与实现

A device, such as a pawl, for triggering a mechanism.

启动装置一种启动某一机械设置的装置

Hatch covers handled with the aid of a lifting appliance shall befitted with readily access ible and suitable attachments for securing theslings or other lifting gear.

用起重设备开启或关闭的舱盖应装有易接触且合适的附属装置，供紧固吊链或其他升降装置。

To move(a lever or switch)in order to activate, deactivate, or control a device.

启动移动一个（杠杆或开关）以开动、关闭或控制一个装置

extinguishing system operation initiation device

灭火系统操作启动装置

device for resetting instruments or controls.

重新启动或控制的装置。

device for starting a machine,esp an engine

启动装置（尤指发动机的）.

The ignition-distributor vacuum-advance mechanism advances the spark during part-throttle operation.

分电器点火真空提前装置在节气门部分开启期间，使火花提前发出。

Engineering Master Dissertation of Chongqing University an Experimental Study on the Dynamic Characteristic of Opened Thermosiphon and Its Applicationin Waste Heat Recovery Devece;

开启式热虹吸管动态工作特性研究及其在余热回收装置上的应用

Development of Rotative Ampoule Breaking-off Equipment

转动式安瓿折断开启吸药操作装置的研制及应用

Internal stops provide positive over travel protection for power actuated valves and act as a reference to position the discs in the open and closed positions.

内置的止动装置为动力执行机构提供行程保护，并且作为参考坐标在开启和关闭位置定位阀瓣。

fixed-type metal-clad switchgear

固定型铠装开关装置