hand alarm push button 手动报警按钮
hand fire alarm 手动火灾报警器 ; 手动火警报警器
alarm hand 闹针
alarm hand wheel 闹针轮
hand-hold infrared alarm 手持红外报警器
hand fire alarm device 手动火警报警器
Hand-motion fire alarm button 手动火灾报警按
Hand-mot fire alarm button 手动火灾报警按
You want the validator to sound the alarm when this data is missing so you will not have to hand code the validation yourself.
您为了避免自己手工编写验证代码，可能想让验证器在数据缺失的时候发出警报声。
She went into her little bedroom and, remembering that the next morning was a mass morning, changed the hand of the alarm from seven to six.
她走进小小的卧室，记起第二天早上的弥撒，便把闹针从七点钟拨到了六点钟。
On the other hand, the concentrator will upload the data to IPC, which will carries on the demonstration, alarm and printing.
另一方面，集中器将采集数据上传至上位机，由上位机进行显示、报警和打印处理等。
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