查询词典 converter

The electrodynamics generator, 7, was connected to the basic shaft as a main loading of the converter.

发电机的电， 7日，是连接到基本骨干作为一项主要装载器。

It is consisted of two circuits: the high frequency converter and the electromagnetic switch contact state sensing circuit without any sensor.

提出了一种互补式开关新技术，它由两个新电路构成，即高频开关变换器与电磁开关触点状态无传感器实时采样电路。

It is consisted of two circuits: the high frequency converter and the electromagnetic switch contact state sensing circuit without any sensor. There are more advantages in this technology than in those dealt with the problems in commercial frequency.

提出了一种互补式开关新技术，它由两个新电路构成，即高频开关变换器与电磁开关触点状态无传感器实时采样电路由于以高频处理方式来解决此类工频电工问题，较传统方法有更多优点，因此具备了解决上述难题的条件。

This high voltage electrostatic precipitation controller has 7 channels of analog input,2 channels of analog output, 12 digital inputs and 16 digital outputs. The analog input includes primary current, secondary current, primary voltage, secondary voltage, etc. Controller uses MAX 187 as the A/D converter, which ensure the sampling speed and the conversion precision in the same time. The processor unit is RCM2250 module. Rabit 2000 processor, a 128K SRAM and a 256K Flash Rom are integrated in RCM2250, which improves the performance of pricipitation controller. MAX504 is used to produce the 4~20mA current output.

模拟量输入采集的信号有升压变压器一次电流、一次电压、二次电流、二次电压等，采用12位逐次比较式A/D转换器MAX187，兼顾采样速率和转换精度；中央处理单元采用以8位嵌入式处理器Rabbit2000为基础的RCM2250模块，外扩128KSRAM和256K Flash ROM，内部资源丰富，提高了控制器的整体性能；模拟量输出采用内带基准源的10位电压输出数模转换器MAX504，实现了标准4～20mA电流信号输出；控制器通过控制算法在相应开关量点上输出可控硅的触发脉冲。

The output ripple voltage of the PWM converter is±8 mV with the emblematical condition: 1.5V input voltage, 3.3V output voltage, 100mA loading current, 1MHz working frequency. It means that the whole system has high stability according with the design request.

在输入电压1.5 V，输出电压3.3 V，负载电流100 mA，工作频率1 MHz的典型条件下，对该转换器进行整体仿真，得到输出纹波电压范围仅为±8 mV，说明电路具有高稳定性，符合设计要求。

Centripetal Converter Blading Theory of sheaf flow of one dimension Entrance and exit Angle difference

七一一研究所；传动技术，，编辑部邮箱 1997年 01期向心式变矩器；叶栅；束流理论；进出口；角度差

The semiconductor optical amplifier- cross gained modulation wavelength converter in the core node is used to transfer the payload from the old label to the new label to achieve the label erasion and insertion.

基于此光标记系统，研究Mach-Zehnder调制器的消光比、半导体光放大器的偏置电流、接收模块的输入功率、泵浦光功率、探测光功率对误码率的影响，以及转换波长与转换效率的关系。

It is located in the exhaust gas stream between engine and the three-way catalytic converter.

它位于机器和三向催化转换器中间的废气流中。

Elevating the valid time of using the cell, and using the cell more rationally. The MCU AT89C51 was used as its main CPU and combined with display module, A/D converter, expended memory and watch dog technology in order to satisfy the need; a new type of infrared wireless technology was used to transmit the data collected and was given the real circuit design picture.

能更有效、合理地使用和保养电池组，提高电池使用寿命；该系统采用单片机主机AT89C51结合显示、模／数转换、扩展存储和看门狗技术；数据传输采用RS-232串口转红外无线技术进行传输，并给出了具体电路设计图示。

The main points andcontent of the paper are indicated as following:(1) Producing cobalt matte by carbothermal reduction and pyritesulfuration of nickel converter slag at high temperature A mineralogical study of coverter slag shows that the most of cobaltand nickel exist in fayalite of a kind of silicate minerals as a form ofoxide and the rest of cobalt and nickel and most of copper in slag assulphide.

论文的主要研究内容和结果如下：(1)转炉渣高温还原硫化制备钴冰铜转炉渣的矿物学研究表明，在转炉渣中大部分钴、镍以氧化物形态"溶"于铁橄榄石等硅酸盐类矿物中，其余钴、镍及大部分铜以硫化矿形态赋存于转炉渣中。

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％。