His workday starts at 3.30 a.m. and lasts 12 hours.他凌晨3点半开始工作，一直持续12小时。She wore workday clothes.她穿着平时穿的服装。He put in a long workday.他那一天工作了很长时间。This hands-on management approach often stretches his workday from 6 a.m. to ...
Thirty - four years ago, her son wore the necklace for good health and safety during his babyhood.三十四年前, 她为了幼年儿子健康平安给他戴上了这条项链.The babyhood child grows the growth to be rapid, skeleton's growth needs many calcium.婴儿期...
探讨了PET酯 化、聚合生产过程对熔体直接纺丝的影响.The effect of PET production on melt direct - spinning is discussed.以水为凝固浴, 水法成形是在 “ 漏斗纺丝 ”.Water as coagulation bath, water law shape in the " funnel spinning. "主要应用于聚酯切片、化纤纺丝等生产的过滤.Primarily ...