He was an upright officer and a litterateur with four works of over seventy kinds.李调元为官刚直不阿,不为权臣;为学著述精宏,遍及四部,达七十余种,所刊大型文学丛书《函海》计四十函,八百五十二卷.When she heard the news, she jerked upright in surprise.当听到这则消息时, 她惊讶得跳了起来。With a...
Analogically, selectivity of 95 % - 97 % were att ained with Lindlar catalyst poisoned by lead.以Lindlar催化剂合成芳樟醇,脱氢芳樟醇转化率为99%～100%, 合成芳樟醇选择性为95%～97%.In dreams we think analogically.梦作类比的思考....