They select a set of instruments to provide test signals and make measurements and then bolt the instruments into a standard, 19-in. rack.
他们选择一套设备来提供测试信号和度量，然后将这套设备固定在一个19英寸的架子上。
An indoor model test is carried out on rock mass of cracked structure reinforced by the bolt.
针对锚杆加固后的碎裂结构岩体进行了室内模型试验。
According to actual case of thermal recovery in oil field, strengths were checked on pretighten force and working state, and the rigidity was test for failure bolt.
根据油田热采现场的实际应用情况，对失效螺栓进行了预紧状态以及操作状态的强度校核，并进行了硬度测试。
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