The closed form expressions for devices under test are derived by means of microwave network theory and matrix techniques.
应用微波网络理论建立了基本方程，运用矩阵方法推导出待测件散射参量的闭定式表达式。
A switching instrument that operates according to user commands to connect signals among sourcing and measuring instruments and devices under test.
一种根据用户的命令在源、测量仪器和被测设备之间连接信号的切换仪器。
Space Micro received application-specific integrated circuit (ASIC) devices in March from their silicon foundry and are under test and evaluation.
这种专用集成电路，目前正处于测试和评估阶段。
In addition, as all subsystems may not be present during the test time, it becomes crucial to emulate missing devices to ensure proper operation of the device under test.
此外，在测试期间，所有子系统在测试时间可以不显示，这对于仿效缺失设备变得非常重要，以保证在测试下的合适操作。
Test results also provide a scientific basis for choosing suitable devices Under given rock conditions.
试验也为如何根据具体岩层条件选用合适的测量方法提供了科学依据。
Test devices, conditions and methods for nail-holding performance testing under lateral and vertical drawn loads for sheathing panels in light frame construction were introduced.
介绍轻型木结构建筑覆板集中静载结构性能试验的装置、条件和方法，并进行国产人工林落叶松胶合板作轻型木结构覆板的集中静载性能研究。
This paper study the method of setting the devices of traffic safety under adverse weather, and through the experimental ways to test availability and parameter of traffic devices.
研究了不良气象条件下交通安全设施的设置方法，通过试验的方式对交通标志的设置参数和有效性进行了验证分析。
This paper study the method of setting the devices of traffic safety under adverse weather, and through the experimental ways to test availability and parameter of traffic devices.
研究了不良气象条件下交通安全设施的设置方法，通过试验的方式对交通标志的设置参数和有效性进行了验证分析。
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