Words and Expressions 14.eddy n.旋涡pa.涡流的，涡动的 air eddy(空气涡流) 15.radiator n.辐射体，散热器 16.buoyancy n.浮性，浮力 17.agitator n.搅拌器，搅拌装置 mixing agitator(混料用搅拌器) l8.simultaneously adv..同时地，同时发生地
Words and Expressions 14.eddy n. 旋涡 pa. 涡流的 , 涡动的 air eddy (空气涡流) 15.radiator n. 辐射体, 散热器 16.buoyancy n.浮性, 浮力 17. agitator n. 搅拌器, 搅拌装置 mixing agitator (混料用搅拌器) 18. simultaneously adv. 同时地 , 同时发生地
Words and Expressions 19.divert vt.使转向，转移 20.fuse v.熔融，熔化 21.quartz n.石英，水晶 22.unlagged a.未保温的，未隔热的 lag(水管等的)保温层 23.Btu=British thermal unit英热量单位
Words and Expressions 19. divert vt. 使转向 , 转移 20. fuse v. 熔融, 熔化 21. quartz n. 石英, 水晶 22. unlagged a. 未保温的, 未隔热的 lag（水管等的）保温层 23.Btu=British thermal unit 英热量单位
Words and Expressions 24.cr0 ss section n.(横)截面，剖面，断面 25.definiteness n.明确，确定，肯定definite adj. 26.adiabatically adv.绝热地adiabatic adj. 27.correspondence n.对应，一致，相当 28.random a.无秩序的，任意的 J at random
Words and Expressions 24.cross section n.(横)截面 , 剖面 , 断面 25.definiteness n. 明确, 确定, 肯定 definite adj. 26.adiabatically adv. 绝热地 adiabatic adj. 27.correspondence n. 对应, 一致, 相当 28.random a. 无秩序的, 任意的 at random
Words and Expressions 29.quantitative a.定量的，（数）量的 30.polish v.磨[抛]光，研磨 31.nonatomic a.单原子的，单质的 32.diatomic a.双原子的，二元的Made up of two atoms) 33.mutually adv..相互，交互
29.quantitative a.定量的 , (数)量的 30.polish v. 磨[抛]光, 研磨 31.monatomic a. 单原子的, 单质的 32.diatomic a. 双原子的, 二元的(Made up of two atoms) 33.mutually adv. 相互, 交互 Words and Expressions
Unit13 Principles of Heat Transfer Practically all the operations that are carried out by 事实上 the chemical engineer involve the production or 生产 absorption of energy in the form of heat. 热能
Practically all the operations that are carried out by 事实上 the chemical engineer involve the production or 生产 absorption of energy in the form of heat. 热能 Unit13 Principles of Heat Transfer