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- High-pressure fans (wi th posi t ive or negat ive pressure) are used to convey the dry soybeanstothedry soybean-dipping bucket.The optimal lifting height is 3-7 meters. 利用高压风机（正压或负压）将干豆输送到泡豆桶，最佳提升高度3-7米。
- negat ive pressure 负压
- The properties of the magnetic clusters and its influences on the colossal negat ive magnetoresistance (CMR) in La??0.7?Ca??0.3?MnO?3 film were studied. 针对La0.;7Ca0
- The beer comes out of the barrel under pressure. 啤酒受到压力从桶中流出。
- Our pressure vessel is licensed product. 我厂生产的压力容器是授权生产产品。
- Loss of pressure had not registered on the dials. 刻度盘未记录压力下降。
- Air pressure forces the water through the pipe. 空气压力使水通过管道。
- What's the atmospheric pressure today? 今天的气压怎么样？
- The water pressure may need adjusting. 水压可能需要调整。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- He drop out because of the pressure. 由于校规很严，所以他退学了。
- It took a bit of pressure to make the lid close. 要稍按一下才能把盖子盖紧。
- It was done under the pressure of the necessity. 这件事是在迫切需要的情况下而做的。
- At high pressure dry ice will melt. 高压下干冰会溶化。
- The gas is stored under pressure in the tank. 该气体在压缩状态下贮存于罐中。
- The metal frame tends to twist under pressure. 这种金属框受压後容易变形。
- Ive asked him to shorten my trousers. 我让他把我的裤子弄短点。
- His health collapsed under the pressure of work. 他的身体被工作压垮了。
- The glass (ie atmospheric pressure) is falling. 气压在下降。
- Rifle on a mountaintop, Ive got you in my sights. 带着来复枪来到山颠，你就进入了我的视线。
