... shrinkage porosity 收缩气孔巢 shrinkage ratio 收缩率；收缩比；收缩化 shrinkage stoping 留矿采矿法；留矿回采；仓储采煤法 ...
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Radial Shrinkage Ratio 径向收缩率
volume shrinkage ratio 体缩率 ; 体积收缩率
drying shrinkage ratio 干燥收缩率
plastic shrinkage ratio 塑性收缩率
average shrinkage ratio 平均收缩率
After an analysis on the effect of shrinkage ratio on the sizes of plastic parts,different selection ways of shrinkage ratio for various dimensions of plastic parts were proposed which helps calculate the design dimensions of injection moulding parts.
分析了收缩率对塑件尺寸的影响,针对不同尺寸的塑件给出了不同的收缩率选用方法,对进行模具成型零件工作尺寸的计算有一定的指导意义。
参考来源 - 塑件类型与收缩率的选用The extra fine sand mortar has great shrinkage, low toughness, and it is easy to crack, so the paper focuses on shrinkage ratio, crack index and toughness.
特细砂水泥砂浆收缩大,韧性低,易开裂,所以收缩率、压折比及裂缝指数是本论文主要的考察指标。
参考来源 - 干拌抗裂砂浆的配制及性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
It is indicated the said crack is due to too small shrinkage ratio of the compacting die.
指出，拉丝模内孔之所以产生裂纹，是由于压模收缩比太小的原因。
The results show that, after soaking by acid rain, dry heat shrinkage ratio of the leather increases, and the dry thermostability decreases.
结果表明：经过酸雨浸泡后，加脂皮革的干热收缩率均高于未浸泡试样，耐干热性能下降。
Ultra light high strength, thermal insulation, waterproof, and the surface adhesion strong, activist and arch, not crack, dry shrinkage ratio as well as good.
超轻高强、保温隔热、防水防潮、与基面结合力强、集体性好、不起拱、不裂缝、干缩比好等优点。
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