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- primary alarm circuit 主报警电路
- Checking the reaction of power alarm circuit. 检查电源报警电路是否起作用。
- Switch cuts off burner or stoker when water line drops approximately 3/8" below center line. Switch alarm circuit when used is closed just before burner cuts off. 警告：“这种开关机制是在工厂设置以实现最优化性能，更换改造这种开关可能导致阀门出现故障并使质量保证失效。”
- This system takes the MCU as a core, matches the detection circuit, the control circuit and the alarm circuit, thus fulfills the intelligence safety control service in the automobile. 该系统以单片机为核心，配以检测电路、控制电路、报警电路，从而实现智能车载安全控制服务。
- The paper provides us with the idea of using photoelectricity reflective on-off switch to control alarm circuit with the characteristics of high sensitivity and favourable concealment. 利用反射式光电开关的电路的通断来控制报警电路,有灵敏度高、隐蔽性好的特点。
- A Better Alarm Circuit for Flammable Gases 功能完善的可燃气体报警电路的设计
- Close Alarm Circuit of Section Auto Block Through Signal 区间自动闭塞通过信号机灭灯报警电路
- The Fault Display and Design of Alarm Circuit of a Damper 翻车机故障显示及报警电路设计
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Circuit design by infra-red coding circuit, infrared decoder circuit, drop the electricity protection circuit, sound and light hint alarming circuit,the keyboard and display circuit. 设计电路主要由红外线编码电路、红外线解码开锁电路、掉电保护电路、声光提示报警电路、键盘及显示电路组成。
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- A Kind of Password Doorbell and Concurrently Design of the Alarm Circuit 一种密码门铃兼报警器电路的设计
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- Result of Contact Point Sharing between Light Circuit and Alarm Circuit 点灯电路和报警电路共用接点的后果
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Keywords electric welding machine;triphase protection;alarm circuit; 电焊机;缺相保护;报警电路;
