A timer is a device that controls the running time of a machine or an electrical appliance. Household appliances, such as washing machines and electric fans, are often used and can be started and stopped according to the specified time. The phonetic notation is: ㄥㄕㄑㄑㄑ _. The structure is: timer (upper and lower structure) (left and right structure) device (upper, middle and lower structure). The part of speech is: noun. The pinyin is: dngshí q.
What is the specific explanation of the timer? We will introduce you through the following aspects:
First, list and explain the details of this house viewing plan.
1. A device that controls the running time of a machine or electrical appliance. Household appliances such as washing machines and electric fans are widely used and can be started and stopped according to the specified time. Quote People's Literature 1982No. 1: "All the materials of the washing machine are ready, and you can install it after buying the timer."
Second, the national language dictionary
A timing device that can be timed in advance is a special device that controls the on-off operation of electrical appliances or machinery within a predetermined time interval. He installed a timer on the machine, and the switch will turn on automatically when the time comes. 」
Third, the network interpretation
Timer (mechanical or electronic device for timing) 1876, British surgeon Soga obtained a patent for a timing device for controlling the switch of gas street lamps. It uses a mechanical clock to drive a switch to control the air valve. At first, it was wound once a week. 19 18 After you use the clock, you don't need to wind it. With the improvement of living standards, timers are used more and more widely. For example, for the timing control of water boilers and water heaters, there is now a high-power timer, which can be switched on and off regularly to realize energy-saving, safe and healthy use.
Words about timers
Countdowntimerkeye
Idioms about timers
It's great to throw mice when it's time to hide, but it's great to be late.
Words about timers
The hidden device waits for the peep artifact, and the random tool makes the mousetrap a small and easy-to-determine device, which can customize a time bomb for the device.
On the Sentence Making of Timer
1. The sampling system is controlled by programmable timer or manual operation button.
2. Ren Wenchuang bought fireworks, timers, steel nails and other materials in Chen Da Town, Yiwu City and Zhengjiawu, Pujiang County, respectively, and conducted two test explosions in Chen Da Town, Yiwu City.
By investing in a filter and a programmable timer, you can be awakened by the fragrance of freshly ground coffee.
4. The Hall sensor is used to collect the pulses generated by the rotation of the hydraulic pump. Combined with the interruption of the timer of the single chip microcomputer, the number of Hall pulses per unit time is counted.
5. I concentrate on my work task with this timer. I am a harmless bully.
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