强度保留 meaning in Chinese

strength retention

Wet strength retention
湿强度保留率
The high temperature bending strength and fracture toughness of si3n4 ceramic prepared by in - site toughening and nano - powders strengthening were studied
氧化初期强度下降的较快，然后趋缓，氧化100h后强度保留率为67 。
The results suggest that the immersing mediums have influence to the strength remain rate with the falling sequence of fresh water , distilled water and seawater
实验结果表明，不同的浸泡介质影响复合材料的强度保留率。复合材料在淡水、蒸馏水、人工海水中浸泡的强度保留率大小依次为：淡水蒸馏水海水。
The results show that pso pyrolysis matrix has low hardness and good extensibility which can relax stress concentration in matrix and interface , and damages carbon fibers slightly . however , psz derived matrix damages carbon fibers largely in physical and chemical ways
结果表明， pso裂解后生成的基体硬度较小且延伸性好，可以缓解基体及界面的应力集中，碳纤维强度保留率较高； psz裂解过程中除了体积收缩对碳纤维带来物理损伤外，还与碳纤维发生严重的化学反应，使碳纤维强度大幅下降。