Take out the test sample after24h heat treatment cool it for1hour under room temperature and use vernier caliper to determine the indentation depth of the rubber test sample.
经过24小时热处理后将试样取出，室温下放置冷却1小时，用游标卡尺测定橡胶试样的压痕深度。
Take out the test sample after24h heat treatment cool it for1hour under room temperature and use vernier caliper to determine the indentation depth of the rubber test sample.
经过24小时热处理后将试样取出，室温下放置冷却1小时，用游标卡尺测定橡胶试样的压痕深度。
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