报道以呋喃甲醛和苯乙酮为原料,氢氧化钠为催化剂,采用超声波辐射合成糠叉乙酰苯的方法.With furfural and acetophenone as raw materials - furfurylideneacetophenone was synthesized by NaOH as catalyst under ultrasonic irradiation....
他将自己的名字缩写为亚历克。He abbreviated his first name to Alec.AIDS是获得性免疫缺损综合征的缩写。AIDS stands for Acquired Immune Deficiency Syndrome.口头英语中is not 常缩写为 isn ‘ t.In conversational English " is not " often contracts to " isn't "....
Some women with hydrosalpinx may have constant or frequent pain in their lower or abdomen.有些输卵管积水患者可以有持续的或频繁的下腹痛.The nurse tapped the patient’s abdomen.护士给病人放出腹水。How to know to there is ascarid inside abdomen?怎样知道肚子里面有蛔虫...
Procter & Gamble is the leader in the mass market cosmetics industry.宝洁是大众化妆品行业中的领头羊。Procter & Gamble is the leader in the mass market cosmetics industry.宝洁是大众化妆品行业中的领头羊。Our main clients include Procter & Gamble , Ma...