给出了Alberta4种沥青质和ColdLake瓦斯油的结构基团分析结果.The results for Alberta asphaltenes and Cold Lake gas oil are presented.封氮储存可明显抑制沥青质的增长.The presence of nitrogen inhibits the increase of asphaltenes in slurry oil.三沥青矿原油: 指自沥青质矿物提出之原...
走了那么多路后,我的腿好像有劲起来.My legs seem to have toned up with all that walking.图一表明多路传输接线系统的原理.Figure 1 illustrates the concept of a multiplex wiring system.在我能追上比尔之前,他已经跑出市镇足足一英里多路了.Bill was a good mile out of town before I coul...
The dog was kept in quarantine for six months.这条狗被检疫隔离了六个月。The ship is still in rigorous quarantine.该船仍在接受严格的隔离检疫.The quarantine is now abolished.这项检疫措施现已取消....
泪水是由泪腺分泌的.Tears are secreted by the tear glands.泪腺和唾液腺淋巴细胞增生,可引起两侧腺体无痛性肿大.Proliferation of lymphocytes in lacrimal and salivary glands may cause bilateral painless enlargement.目的利用普罗卡因封闭泪腺治疗泪液分泌过多症.Objective To remedy la...
Objective To evaluate the clinical effects of butorphanol preemptive analgesia on brachial plexus block with ropivacaine.目的评价布托啡诺超前镇痛对罗哌卡因臂丛阻滞效果的影响....