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- Inthepaper, we introduce a basic method in setlling liguid level signal of oilwell by means of artificial neural net works and give the results obtained by this method. 本文介绍了利用神经网络处理油井液面信号的基本方法.;并给出利用此方法处理液面信号的结果
- When the pest crawls through the electro-optical sensor, it will produce a high level signals and begins to count the pulse signal, the count to the pest's number can be realized. 当虫子通过光电传感器时，光电传感器输出高电平信号对脉冲信号进行计数，就实现了对虫子数量的统计。
- Also, their isolation is limited by the leakage currents of the semiconductor devices, and they have a high insertion loss for low level signals. 此外，其隔离受半导体器件漏流的限制，并且对低电平信号具有较高的插入损耗。
- Spurious microvolt level signals are often present in low resistance circuits, most often as a result of thermoelectric effects. 在低阻电路上往往会出现毫伏级的杂散信号，大多数是由于热电效应引起的。
- The basic principles still apply: ground impedance must be as low as possible, high level and low level signals must be separated so that they do not interfere with each other, and capacitance and mutual inductance coupling must be avoided. 前文提到的原理仍然适用：地线阻抗要尽量小，大功率信号和微弱信号要分开布置以避免串扰，一定要避免电容性耦合和电场耦合。
- I'd like a room on the upper level. 我想要楼上的房间。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- A football field should be level. 足球场地应该平坦。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- I have told the whole story on the level. 我已经诚实地把整个事情经过讲出来了。
- Find level ground for the picnic table. 找一处平坦的地面放野餐的餐桌。
- This mountain is 1,400 meters above sea level. 这座山海拔1,400米。
- He has a level head in emergencies. 他在危急关头能镇定自若。
- If the table top isn't level, things will roll off. 如果桌面不平，东西就会滚下来。
- The level of inflation has gone beyond 8%. 通货膨胀率已经超过了8%。
- Add one level (ie not heaped) tablespoon of sugar. 加一平餐匙糖。
- Research on Diversity of Drum Level Signal under Multi-sensor Measurement 汽包水位多传感器测量中信号差异的研究
