Formaldehyde is used as one of basic raw materials in syntheses of synthetic tannins.摘要甲醛通常是用于合成鞣剂制备的一种基本原材料.The chemistry of cyclopentadiene organometallic complexes including the syntheses properties and applications a...
他的想法与我的不合拍.His ideas do not square with mine.他的演唱与音乐不合拍.His singing was out of time with music.有个跳舞人的舞步稍微有些不合拍.One dancer was fractionally out of step....
Doctors discovered the hematoma by using a special computer X - ray called a " ket - skein ".医生们使用了一种叫 “ 铜束 ” ( ket -skein)的特别的电脑x光机,检查出了脑血肿的准确位置.Conclusion Hematoma compression and tracheomal acia etc.结论血肿压迫、气管软化等是甲状腺手术...