This error indicates that the test controller was not able to collect performance counter results from all the computers in the specified sample rate for the load test.
这个错误表示测试控制器无法以负载测试的指定取样率，从所有电脑收集效能计数器结果。
This article studied how to design a counter based on VHDL which will be applied in drip-irrigation controller.
本文针对VHDL在滴灌控制器的定时器芯片的设计展开研究。
A programmable CAM controller, which will not have the disadvantages of a mechanical CAM controller, was designed based on the high-speed counter of Omron PLC.
为了弥补机械式凸轮控制器存在的众多缺点，利用欧姆龙系列plc的高速计数器设计了可编程凸轮控制器。
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