查询词典 bulb rectifier

Introducing the wet bulb specific heat capacity and the wet bulb heat transfer coefficient, a new mathematical model for the plate wet air cooler was developed based on the wet bulb temperature transfer characteristic.

分析结果表明壁面润湿率对冷却性能具有显著影响，而夹杂在空气中的液滴对传递过程的影响相对较小，工程计算可忽略夹杂液滴对传递模型的影响。

Dry weight and alkaloid of bulb of F.thunnbergii Miq were increased realated assumably to the rising of some enzyme activity during the secondary metabolism. The change of soluble sugar of old bulb was minished, but that of new bulb fluctuated. In our reseach the result of combined treatment about 4.25 kJ.m~(-2).d~(-1) was the best.

3实验发现，对浙贝母补充UV-B辐射后，浙贝母鳞茎的干重和生物碱含量上升，这可能与UV-B刺激次生代谢过程中的关键酶活性有关；而母鳞茎和新鳞茎的糖含量与对照相比有所减少，但新鳞茎的糖含量总体趋势处于波动状态。

Tatsu Hongrui company specializing in the production of electronic devices rectifier, brake pipe module (including MTC MFC MDC MFG MD five series) and the rectifier, thyristor discrete devices.

鸿瑞达电子器件公司专业生产整流管、闸管模块（包括MTC MFC MDC MFG MD等五大系列）和整流管、晶闸管分立器件。

After the transformer, the AC is rectifier, or a bridge rectifier.

后变压器，交流是整流器，或桥整流器。

bridge rectifier is important content of second chapter in teaching material of power electronic technology, but the analysis of bridge half controlled rectifier is not enough.

在《电力电子技术》教材中，桥式结构是第二章晶闸管整流电路中的重点内容，而其中的桥式半控整流电路缺乏详细地分析。

Of the UPS output load should not be with SCR, thyristor rectifier bridge or half-wave rectifier load

4在 UPS 的输出端不宜带可控硅负载、可控硅桥式整流或半波整流式负载

With the development of energy conversion technology, the PWM rectifier has attention much focus in the field of power electonics. Because of the function of harmonic elimination and power factor correction, the PWM rectifier can be used as an ideal network between equipment and power system.

随着绿色能源技术的发展，PWM整流技术成为电力电子技术研究的热点和亮点，PWM整流器可以成为理想的用电设备或电网与其他用电设备的接口，因为它能够实现电网污染治理和可调节功率因数。

The paper also analyses other single phase bridge half controlled rectifier with equivalent freewheel diode and draws work wave of each part, this can help to understand fundamental of this kind of rectifier.

对于另一种自带等效续流二极管的单相半控桥，文中给出了各部分工作波形，可进一步加深对单相半控桥的理解。

Compared to the other second-side rectifier, it is concluded that the full-wave Rectifier is well adapted to the Low-voltage High-current DC-DC converter.

论文通过对全波整流输出电路与其他副边整流电路的比较，得出采用全波整流电路特别适合隔离型低压、大电流输出的DC／DC变换器的结论。

Furthermore, secondary full-wave rectifier with a clamping capacitor is used to eliminate the voltage oscillation and spike of the rectifier diodes due to the reverse recovery. Therefore, the electromagnetic interference is reduced effectively.

同时副边采用带箝位电容的全波整流电路，消除了采用传统全波整流时副边整流管反向恢复引起的电压尖峰和电压振荡，有效地降低了电磁干扰。

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了，他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了，她把身子蜷得很小，这样似乎可以更好地闻闻自己。