1) PCB test model
PCB测试模式
2) PCB test
PCB测试
1.
To enhance the test speed of PCB tester, we simplified the design of circuit board, and improved the reconfiguration ability of the system and the convenience of transplantation of testing algorithmization.
为了提高PCB测试机的测试速度,简化电路板的设计,提高系统的可重构性和测试算法移植的方便性,提出了一种基于FPGA的PCB测试机的硬件控制系统设计方案。
2.
To enhance the test speed of PCB tester, we simplified the design of circuit board, and improved the reconfiguration ability of the system and the convenience of transplantation of testing algorithmization.
为了提高PCB测试机的测试速度,简化电路板的设计,提高系统的可重构性和测试算法移植的方便性,提出了一种基于FPGA的PCB测试机的硬件控制系统设计方案。
3) PCB tester
PCB测试机
1.
The core of PCB(printed circuit board) tester is testing algorithm,which directly determines the testing functions and speed of PCB tester.
印刷电路板(简称PCB)测试机的测试算法是PCB测试机的核心,它直接决定测试机的测试功能和测试速度。
4) PCB function test
PCB功能测试
1.
Developing USB interface module successfully and realizing PCB function test system based on USB.
开发了USB接口模块并实现了基于USB总线的PCB功能测试系统。
5) test mode
测试模式
1.
Using the test mode,it is more reliable for missile to launch and fly.
利用这种测试模式,该弹载数据纪录器使导弹发射过程具有更高的可靠性。
2.
HSP50216 had a test mode which was generally used to examine the chip.
另外,该芯片配有一个测试模式,它通常用来进行芯片检测。
3.
For the sake of testing system fault, self-contained test modes such as Program ROM test mode, adder test mode and I/O test mode are offered in this MPU.
该微处理器具有丰富的指令集 ,能够满足 LCD显示的各种要求 ,系统最大特色就是提供了比较完备的用于测试片内模块故障的测试模式。
6) testing model
测试模式
1.
An invetigation of testing models for English written communication in universities
大学生英语书面信息交流能力测试模式初探
2.
To explore characteristics of English testing models in higher vocational colleges, a survey has been made concerning teaching forms, types of testing, testing forms, types of test paper as well as problems of setting and going over a test paper and the feedback after the test among eight higher vocational colleges in Yunnan province, which reveals some problems in existence.
为探求具有高职高专特色的校内英语测试模式,笔者对云南省八所高职高专院校校内英语测试模式—教学形式,测试类型,测试形式,试题类型,命题阅卷及反馈等方面进行了调查,分析了存在的问题,并提出改进的建议。
补充资料：PC
聚碳酸酯(双酚A型)化学名称2，2-双(4-羟基苯基)丙烷聚碳酸酯，是由酯交换法和光气化法制得。平均分子量3.57×104。无定形透明颗粒．无味、天臭、无毒。相对密度1．20-1.43。没有明显熔点，220-230℃呈熔融状态。透光率高，吸水性低，耐冲击，韧性好．蠕变小，制品尺寸稳定。耐热性和耐寒性较好．玻璃化温度149-150℃．热变形温度135℃(1．82MPa)、分解温度＞310 ℃，脆性温度－l00 ℃，使用温度-100～120 ℃。耐稀酸、耐油、不耐碱。溶于二氯甲烷、二氯乙烷、氯仿、三氯乙烯、四氯乙烷、四氢呋喃、三甲酚、磷酸三甲酯等。疲劳强度较低，容易产生应力开裂。具有优良的高温电性能，具有耐燃自熄性。拉伸强度 ＞60MPa, 伸长率＞60％，弯曲强度＞95MPa。
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参考词条