The effect of loading rate, test temperature and pre-plastic deformation on hydrogen induced apparent yield stress reduction have been investigated.
研究了变形速度，试验温度以及预先塑性变形程度对氢致表观屈服强度下降的影响。
The paper studied the effects on increasing soil temperature, soil moisture content and peanut yield by the way of covering water-osmosis plastic membrane.
试验研究了花生田使用渗水地膜后的保水、增温效应，以及它的增产效果。
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