所有的军官都在军便帽的左边戴上阶级徽章.All officers wear grade insignia on the left side of garrison caps.一顶便帽紧紧地箍住我的头发.My hair is plastered into a skullcap.德伐日气喘吁吁地跑进屋子, 拉下了头上的红便帽, 四面看了看.Defarge came in breathless, pulled off a red cap he...
Salt is a preservative for meat.盐是肉类的防腐剂.Every piece of timber was planed, cut to size and stained with cedar preservative.每根木材都被刨平了，切割成一定尺寸，并涂上了雪松防腐剂。Clearly aqueous preservative systems must possess a fixation mechanis...
The preparation of activated carbon with mesopore by catalyst was summarized.总结了催化法制备中孔炭的几种路径.This paper paid the emphasis on the preparation method of the mesopore ACF and absorption property.本文著重阐述中孔活性碳纤维的制造方法及其吸附特性....
探讨清醒镇静胃镜胃息肉电切术的围手术期的护理措施.To investigate nursing of gastric polyp electrocision by awak - sedation gastroscope during operation.目的探讨宫腔镜电切术治疗粘膜下子宫肌瘤的疗效及安全性.Objective : To study the effect and safety of treating submucous m...