The new method of the steel wire line the elongation to protect in rubs the wheel's type to upgrade at the main well;
主井摩擦轮式提升钢丝绳伸长保护新方法
Synergistic effects of 2,4-epibrassinolide and auxin in promotion of coleoptile elongation in barley;
2,4-表油菜素内酯和生长素促进大麦胚芽鞘伸长生长的协同作用
Genetic Analysis of Mesocotyl Elongation in Rice(Oryza sativa L.subsp.japonica);
水稻中胚轴伸长特性的遗传分析
The chemical and physical properties of the feather fiber were evaluated with weight loss,breaking strength and breaking elongation.
采用质量损失率和断裂强力、断裂伸长等指标,客观评定常温下羽毛纤维的耐化学试剂性能。
Addition of the kind will help improve ammonia fibre's breaking strength and breaking elongation,and prohibit yellowing of its thread.
探讨了ANCH添加剂对氨纶耐氯性能的影响,使用这种添加剂后,可以提高氨纶耐氯的断裂强度、断裂伸长,同时可以抑制氨纶丝的泛黄。
Influence of polypropylene tow fiber on hardness, weight, circumference, sucking resistant index of filter stick and finished filter stick rate was discussed under different breaking tenacity and breaking elongation.
本文介绍了烟用聚丙烯丝束在不同断裂强度、断裂伸长的情况下 ,丝束对其成棒后滤棒之硬度、重量、圆周、吸阻指标及成棒率的影
