PCB的例句大全

USA DC motor control PCB , Weather proof control box with speed digital display and preset welding speed.

进口调速控制PCB板, 数显速度指示,可预置焊接速度.

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Whatever shapes of solder joints, under the thermal loading, the distribution of the largest equivalent Von Mises stress/ strain are all approximately same which is in the brim of solder close to the joint of solder and PCB.

研究发现，在热载荷作用下，鼓形、凹形及柱形钎料焊点的最大应力应变分布大致相同，均在钎料球的外边缘。

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The analysis of signal integrity runs through to the entire process of PCB design.

笔者将信号完整性分析贯穿于PCB设计的全过程.

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To insure the quality of image , we take the signal integrity analyze into PCB design consideration.

同时为保证图像的质量, 在PCB板设计时考虑了信号的完整性分析.

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HK 07-80 7 Digit , Electro-mechanical miniature hour meter, PCB Mount, Edge view, Shock Proof.

4HK07-807位,机电微型电度表, 印刷电路板山, 边认为, 防震.

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Objective To establish cell bank ( PCB, MCB, WCB) used for production of HFRS bivalent vaccine, and secure safety of Vero cells as substrates of virus cultivation.

目的建立HFRS双价纯化疫苗生产用三级细胞库，确保Vero细胞作为病毒培养基质的安全性。

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Double side probe plates : Test pads can bespread on both sides of PCB for convenient PCB layout.

上下针板结构: 测试点可双面选点,方便电路板布线设计.

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Compeq Manufacturing ( Huizhou), with Motorola as its key client, is the unit of Compeq, Taiwan's mobile phone PCB producer.

华通电脑（惠州）则是台湾手机PCB厂华通的子公司，主要供应摩托罗拉。

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Experiments results show the effective quality monitor system with the line for assembling PCB with SMT.

达成对利用SMT之 电路板组装生产线的有效品质监测.

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Shown as rigid PCB etching of the capacity copper wires.

图所示为刚性印制不活蚀刻的铜导线的载流量.

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The two type antennas are fabricated by the use of Protel software and PCB technology, and are tested the antenna gain and patterns in the microwave unreflected chamber.

用Protel软件和印制电路板技术将设计的两款天线加工成型，在微波暗室中测试了天线的增益和方向图。

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With extensive application of fine pitch QFPs and BGAs, precisely and accurately determining and adjusting PCB's temperature profile is necessary to promote solder quality.

目前由于QFP和BGA等器件的大量采用，如何准确地测试、调整印制板温度曲线是提高焊接质量的关键。

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Pitch: The center-to-center spacing between conductors, such as pads and pins, on a PCB.

间距: PCB上导体, 比如焊盘和插脚之间中心到中心的距离.

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Image transfer PCB communication error.

影象转换电路板信号传输错误.

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Shielding effectiveness of PCB loaded rectangular enclosure with circular-aperture array If A is the mxn matrix, then the nxm matrix is called the transpose of A.

加装印刷电路板的圆孔阵矩形机壳屏蔽效能如果A是mxn矩阵，那么nxm矩阵为A的转置矩阵。

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The paper presents a method to obtain and optimize the parasite parameters of the PCB in HB QRC converter for better EMC performance.

为改善印刷电路板线路的电磁干扰性能，提出了一种半桥准谐振变换器印刷电路板寄生参数的提取及优化的方法；

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This paper summarizes the productive characteristic and developmental trend of three-pole PCB productive base in world.

该文综述了世界PCB三大生产基地的特点与发展趋势。

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The Newest Progress of Base Material used in Flexible PCB ( 2)& New Achievements of the Development of Three-layer Type FCCL

挠性PCB用基板材料的新发展（2）&三层型挠性覆铜板的开发新成果

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Research on PCB Level Power Integrity in High-speed Communication System

高速通信系统中PCB板级电源分配系统对信号完整性影响的研究

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Have ever built power supply, RF transmission, flexible PCB, etc.

曾经做过电源供应器 、 射频传输 、 柔性线路板等.

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