查询词典 Bessemer converter

The design used 12bit A / D converter AD574,its precision and speed of meeting design requirements.

本设计采用12位A/D转换器AD574，其精度和速度均满足设计要求。

The QAM modulation based on single chip computer and A/D converter is finally presented.

最后分析了采用单片机和D/A变换器实现的QAM调制解调方法。

Learning and using ADC0832 But we know A / D converter principle, SCM will help us raise the level of technology.

学习并使用ADC0832 可是使我们了解A/D转换器的原理，有助于我们单片机技术水平的提高。

After converting ,filtering and magnifying for four kinds signal produced by biochemistry enzyme （blood sugar ,lactic acid,cholesterol and acetone body）,the results are converted separately by AID converter of AdμC812, and then displayed on LCD.

送到AdμC812的四路A／D转换口进行模数转移，然后经过相应的运算、处理后在液晶显示器上显示出来。同时还能对测得的结果进行一些常规的实时诊断。

The neutron monitor has high sensitivity, light weight and small size. A charge pump circuit is adopted for I-F converter of the gamma monitor. Local data acquisitor consists of CMOS single piece processor with high speed and low power dissipation. A FLEX microcomputer is used as remote centre computer for data handling and graph plotting.

它们的特点是：中子监测器的体积小、重量轻、灵敏度高；γ监测器的测量电路采用电荷泵电路构成的I-F变换电路；本地数据采集器是由高速低功耗CMOS单片计算机为核心组成的；远端中心计算机采用了FLEX微计算机系统对数据进行处理，并以绘图的方式输出，给出直观、便于分析的结果。

Because of harsh environment that strapdown inertial guidanc e system works in, the conventional accelerator data acquisition systems such as I/F converter and A/D acq uisition have limitations in testing. Therefore, a new method which combing I/F and A/D based on PC104 bus was pro posed, and an ADAS module with the advantages of I/F and A/D schemes was designed.

加速度计是捷联惯导系统的核心部件，由于捷联惯导系统恶劣的工作环境，通常以I/F转换或A/D 采样方案设计的加速度计数据采集系统在测试中均有局限性，因此基于PC104总线提出I /F和A/D相结合的方法，设计了高精度加速度计数据采集系统，该系统同时具有I/F和A/D方案的优点。

The simulation results through Matlab verify the affectivity of SVPWM controlling three-level converter.

通过采用Matlab仿真，结果证明SVPWM控制三电平逆变器的可行性。

In this article,the authors analyze the aiguille voltage of the whole-bridge DC source converter circuit according to the mathematics model when the MOSFET transistor is shut and the instant voltage equations are obtained.

对直流电源变换器的常用电路型式进行了具体工作过程分析；根据所建立的数学模型，分析MOS管关断瞬间的尖峰电压，得出其瞬间电压方程，并应用PSPICE软件的仿真结果对其进行验

The invention provides an anhydrous hydrogen fluoride production process; reaction raw materials fluorite powder and sulfate are mixed by an external mixer and enter into a converter with jacket; hot air with the temperature of 350 DEG C to 600 DEG C is fed in the jacket; the fluorite powder and the sulfate have chemical reaction and produce hydrogen fluoride; the produced hydrogen fluoride enters into a scrubber from a furnace header to be washed; the washed hydrogen fluoride enters into an intermediate tank from a condenser, and then receives distillation and degasification to prepare the finished product anhydrous hydrogen fluoride; solid residue is emitted from a furnace tail.

本发明提供一种无水氟化氢生产工艺，反应原料萤石粉及硫酸经外混器混合后进入带有夹套的转炉，向夹套内通入350～600℃的热风，萤石粉和硫酸在发生化学反应生成氟化氢，生成的氟化氢气体由炉头进入洗涤塔进行洗涤，洗涤后的氟化氢由冷凝器进入中间槽，然后经过精馏、脱气制得成品无水氟化氢；固体残渣由炉尾排出。

The Alkali Metal Thermal to Electricity Converter is a very new technology which being researched in the world.

碱金属热电直接转换技术AMTEC(theAlkaliMetThermaltoElectricityConverter)在世界范围内是一种正在研究的能量转换技术，它利用碱金属做工作物质。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。