电流

They are the schemes based on compensation principle of admittance, no zero sequence component design and an optional design method of maximum minimizing phase current.

从所需的最大补偿相电流和补偿电流零序分量等性能指标和工程意义与实现要求等方面对3种设计方案进行了比较。

Thus cubic particle model can predict the minimum current density of a certain ER fluids needed to obtain a shear yield stress.

这样可使用立方体颗粒模型来计算某一电流变液剪切屈服应力所对应的最小电流密度。

If the energy density in ionized channel keeps constant in the pulse rising period and equals to the minimum energy density mentioned above, the electrode wear will be zero and the loss of efficiency will be minimized.

当通道的电流密度在电流上升过程中保持恒定，并且等于蚀除电极材料所需的最低能量密度时，电极损耗极小，同时，加工速度损失最小。

Optical current transformer is one of three kinds of new-style electronic current transformers.

光学电流传感器是新型电子式电流互感器的一种。

The pre-programmed PIC supplies a 3.5 second current pulse to the nichrome wire igniter then a 2 second pause followed by another 3.5 second current pulse as a backup function.

该预先编程的事先知情同意用品一三点五秒电流脉冲到nichrome线点火，然后2秒暂停之后由另一3.5秒电流脉冲作为备份的功能。

To explore the characteristics and significances of ATP-activated currents in rat different primary sensory neurons, the experiments were performed on neurons freshly isolated from rat dorsal root ganglion, trigeminal ganglion and nodose ganglion using whole-cell patch-clamp .

为探讨大鼠不同初级感觉神经元ATP-激活电流的电生理学特征及意义，本实验在新鲜分离的大鼠三种初级感觉神经元标本上，应用全细胞膜片钳技术记录，对外加ATP引起的膜电流的变化进行了研究。

According to the definition for the current and voltage transducer with small power, this paper provides the classification and nomen clature of transducers.

本人根据小功率电流电压变换器的定义给出了变换器的分类原则和命名方法，借助等值电路和相量图导出了各种电流电压变换器的误差公式。

The maximum load current must be less than or equal to the value of the nominal current of the controller, taking into

最大的负载电流一定要小于或等于控制器的额定标称电流，估计负载功率提供的变化。

RELIABILITY MTBF 600,000 hours Unrecoverable read errors 1 in 10^14 POWER Average idle current 5.0 watts Average seek power 7.30 watts Standby power 1.4 watts Sleep power 1.07 watts Maximum start current, DC 2.0 amps ENVIRONMENT Ambient Temperature Operating 0 to 60 degrees C Nonoperating -40 to 70 degrees C Maximum operating temperature change 20 degrees C per hour Maximum nonoperating temperature change 30 degrees C per hour Maximum operating case temperature 69 degrees C Relative Humidity Operating 5 to 90 Nonoperating 5 to 95 Maximum allowable humidity change 30 per hour Altitude Operating altitude -60.96 meters (-200 feet) Operating altitude 3,048 meters (10,000 feet) Nonoperating altitude -60.96 meters (-200 feet) Nonoperating altitude 12,192 meters (40,000 feet) Shock Operating vibration 0.50 Gs Operating Shock 63 Gs at 2 msec Nonoperating Shock 350 Gs at 2 msec Vibration Operating vibration 0.5 Gs at22-350 Hz Nonoperating vibration 5.0 Gs at 22-350 Hz ACOUSTICS Acoustics 2.6 bels Acoustics 2.7 bels

可靠性 平均无故障工作时间六十点○万小时不可恢复读错误1 10 ^ 14 电力平均闲置电流五点○瓦特平均寻求权力7.30瓦特待机功耗一点四瓦特睡眠电力1.07瓦特最大启动电流，直流二点〇安培环境常温经营0至60摄氏度非经营性-40 ℃至70摄氏度最大运行温度变化20摄氏度，每小时非经营性最大温度变化30摄氏度，每小时最大运行外壳温度69摄氏度相对湿度操作5至90 非经营性5日至95 最大允许湿度变化每小时30 高原高空作业-60.96米（-200米）操作高度三〇四八米（ 10000英尺）非经营性高度-60.96米（-200米）非经营性高度一二一九二米休克操作振动0.50亚基操作震动 63亚基在2毫秒非经营性休克 350亚基在2毫秒振动操作振动0.5气孔at22 - 350赫兹非经营性振动5.0亚基在22-350赫兹声学声学 2.6分贝声学仅有2.7分贝

This paper instructed the numerical control DC constant current source which makes use of the AT89C51 version single chip microcontroller is the main controller in this system, while the set value and the real output current can be displayed by LED.

本文介绍了采用AT89C51单片机为主控制器，通过键盘来设置直流恒流源的输出电流，并由数码管显示电流设定值的数控直流恒流源。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。