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目的本试验检测复合管和芯轴受扭矩时的强度。器材及设备 (1)一台试验装置,复合管和芯轴被固定在其上,使得在试验过程中试件的
Purpose This test detects the strength of composite pipe and mandrel when subjected to torque. Equipment and equipment (1) a test device, the composite pipe and mandrel is fixed on it, so that during the test piece