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- Manufactured the first household electrical switch. 首批生产家用电器开关。
- Automatic dehydrating switch device. 脱水自动切换装置。
- An electrical switch operated by pressing a button. 通过挤压按钮操纵的电开关。
- Electric Switching Device and Circuit Breaker 开关电器、断路器
- Electric Switching Device and Circuit Breaker Sale 开关电器、断路器销售
- Electrical switch boxes, gas meters, or your PC make ideal homes because they are dry and have small, easily defendable entrances. 而电器转换盒、煤气表、个人电脑之所以成为蚂蚁们的理想居所是因为它们的内部环境干燥，有微小的孔缝，成为了蚂蚁最适于防御的入口。
- Life of electric switch with self-elastic contact finger is long. 自力型触指;开关电气寿命长.
- A digital switching device in telecommunications for routing lines. 电讯中用于线路路由的数字交换装置。
- Inverters can also automatically event of the failure of the faulty electrical switch to the state of emergency frequency. 也可以在变频器发生故障时自动将发生故障的电机切换到工频状态应急工作。
- Largest switching device of the inspected part of the fixed electrical installation: amperes volts, * [single / three phase]. 固定电力装置受检查部分的最大开关器件为安培伏特，*[单相／三相]。
- The user can perform the user action from the standard keyboard, or from a keyboard, pointing device, or switch device that is attached to the USB or PS/2 mouse port. 用户可以从标准键盘，键盘或指针设备，或可以插上USB或PS/2鼠标的开关设备，来允许用户操作。
- Do not touch any electrical switches because a spark can cause an explosion. 千万不要触支任何电掣，因为小小的火药也可以引起爆炸。
- The fireworks factory blew up when something went wrong with an electric switch. 焰火工厂因电流开关出毛病而爆炸了。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- PU chemical products (including dangerous goods), PU heat preservation management. Electrical switching cabinets. 聚氨酯化工制品（不含危险品），聚氨酯保温管。电器开关柜。
- The invention discloses an internet media flow transmitting method and system and a switching device. 本发明公开了一种跨网络传输媒体流的方法和系统及一种转换设备。
- By increasing or lessening the hours of darkness in each day,the scientists have been able to turn plant growth off and on like an electric switch. 用于增加和减少每天黑暗小时数的方法，科学家已经能够控制植物生长，如同控制一个电器开关。
- MR Sensor is a more sensitive switching device comparing to Hall ICs, and more stable performance. MR感应IC比霍尔IC有更高的敏感度也有更稳定的磁场感应度。
- Horizontal pressure tanks for air pressure generating stations in electrical switching plants. 电气开关设备中气压发生装置用卧式压力容器。
