杂志被无端取缔了。No reason was given for the banning of the magazine.英国的健康专家正努力争取取缔任何形式的香烟广告。Britain's health experts are pushing for a ban on all cigarette advertising.取缔性或毒品犯罪行动队的便衣侦探plain-clothes detectives from the vice...
Optionally, the purified diisobutylene may be hydrogenated to isooctane hydrogenation catalyst.任选的是, 可用加氢催化剂将纯化的二聚异丁烯加氢生成异辛烷.The process comprises first oligomerizing isobutylene to diisobutylene using a sulfonic acid ty...
A brief review of chloroplast structure is useful before discussing these experiments.在讨论这些试验以前,对叶绿体结构作一简短的概述是有益的.The chloroplast envelope has the light yellow color of violaxanthin.叶绿体的套膜有紫黄质的淡黄色.Chloroplast ribosomes c...