The speed of a transaction logging device becomes more of a factor under heavy view or folder activities.
事务日志设备的速度在视图或文件夹活动频繁时显得更加重要。
During the experiment a high speed CCD (Charge Coupled Device) camera was placed under the ITO glass to take photos of the bubble images.
实验中，在ITO玻璃下放置了一个高速CCD摄像机用以拍摄气泡图像。
This paper has introduced a set of test device to examine the loads on teeth of the bit at different rotary speed and under high bit-weight.
本文介绍了一套测试装置，用以测试钻头在大钻压下任意转速的牙齿受力。
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