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- I bought an amplifier yesterday. 我昨天买了一个扩音器。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- We have a pump for drawing water from the well. 我们用一个水泵从井里抽水。
- The heart is analogous to a pump. 心脏和水泵有相似之处。
- Can you lend me your bicycle pump? 能把你的打气筒借给我吗？
- Pump methods of double-cladding fiber amplifier are also studied. 研究了双包层光纤放大器的泵浦方式;
- Here is an old-fashioned pump for drawing water from a well. 这里有一个旧式水泵可从井里抽水。
- A gradual change in the output of a circuit or amplifier. 逐渐改变电路或放大器输出功率的逐渐改变
- Output from the inverting oscillator amplifier. 内部反向振荡放大器的输出。
- You will need to pump hard for several minutes to fill the tank. 你需用泵著实抽吸几分钟，才能把油箱灌满。
- Can you lend me a pump to blow up my bicycle tyres? 你能借给我个打气筒给车胎打打气吗?
- I am majored in audio frequency amplifier. 我主修音频放大器。
- The pump sucks air out (of the vessel) through this valve. 这台泵通过这个阀门把(容器中的)空气抽出。
- REPAIR THE OPEN AMPLIFIER GROUND CIRCUIT. 维修断路的扩大器接地电路。
- We'll get the water out with a suction pump. 我们将用抽水机把水抽出来。
- The amplifier exploded in a fountain of sparks. 放大器爆炸，喷射出火星。
- WHAT IS AN INSTRUMENTATION AMPLIFIER? 什么是仪表放大器?
- WHERE IS AN INSTRUMENTATION AMPLIFIER USED? 仪表放大器的使用场合?
