... earlier failure 早期失效 earlier failure period 初期故障期 earlier forward shipment [经] 近期装运...
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The earlier period failure of the spline shaft for a 4-roll rolling mill occurred after an operating period of 4 months.
四辊轧机的花键轴服役四个月便发生了早期失效。
By means of the survey at Anpeng and Zhaowa Blocks, the main modes and the causes of drilling tool failure in earlier period are found out.
通过对安棚、赵凹区块钻具早期先期失效现状调查，得出了钻具早期失效的主要模式及产生原因。
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