北京化工大学：《过程装备与控制工程概论》课程教学资源（课件讲稿）Part IV Process Equipment Unit 20 Types of Reactors（主讲：于洪杰）

Unit 20 Types of Reactors

Unit 20 Types of Reactors

Words and expressions Batch a.分批的，间歇式的 Noun.---a number of people or things that are dealt with as a group @each summer a new batch of students tries to find work. @we deliver the goods in batches. ---an amount of food,medicine,etc.produced at one time @a batch of cookies ---(computer)a set of jobs that are processed together on a computer @to process a batch job @a batch file program

Words and expressions Batch a. 分批的,间歇式的 Noun.---a number of people or things that are dealt with as a group @each summer a new batch of students tries to find work. @we deliver the goods in batches. --- an amount of food, medicine, etc. produced at one time @a batch of cookies ---(computer)a set of jobs that are processed together on a computer @to process a batch job @a batch file / program

Verb.---to put things into groups in order to deal with them the service will be improved by batching and sorting enquiries. 通过对调查进行分类来提高（完善）服务

Verb.--- to put things into groups in order to deal with them @ the service will be improved by batching and sorting enquiries. 通过对调查进行分类来提高（完善）服务

Surge n.波动，涌起 surge tank平衡箱，调压槽 v.---to move quickly and forcefully in a particular direction @the gate opened and the crowd surged forward. flood water surge into their homes. --to fill sb with a strong feeling relief surged through her. ---(of prices,profits,etc.)to suddenly increas in value @share prices surged.股价在增加 n.---surge of sth A sudden increase of a strong feeling @she felt a sudden surge of anger. @a surge of excitement relief/panic(fear)

Surge n. 波动，涌起 surge tank 平衡箱，调压槽 v.---to move quickly and forcefully in a particular direction @the gate opened and the crowd surged forward. @ flood water surge into their homes. --- to fill sb with a strong feeling @ relief surged through her. --- (of prices, profits, etc.)to suddenly increas in value @share prices surged. 股价在增加 n.---surge of sth A sudden increase of a strong feeling @she felt a sudden surge of anger. @a surge of excitement / relief /panic(fear)

---in/of sth A sudden increase in the amount or number of sth;a large amount of sth a surge in consumer expending we are having trouble keeping up with the recent surge in demand. ~(of sth) A sudden,strong forward or upward movement @a tidal surge潮起 Tidal wave海啸

--- ~ in/of sth A sudden increase in the amount or number of sth; a large amount of sth @ a surge in consumer expending @ we are having trouble keeping up with the recent surge in demand. --- ~ (of sth) A sudden, strong forward or upward movement @ a tidal surge 潮起 Tidal wave 海啸

Heterogeneous a.非均质的，多相的 ---(formal)consisting of many different kinds of people or things @the heterogeneous population of the United States Homogeneous --consisting of things or people that are all the same or all of the same type a homogeneous group/mixture/population Homogeneity----heterogeneity Homogeneous---heterogeneous

Heterogeneous a. 非均质的，多相的 --- （formal）consisting of many different kinds of people or things @the heterogeneous population of the United States Homogeneous --consisting of things or people that are all the same or all of the same type @ a homogeneous group/ mixture/ population Homogeneity----heterogeneity Homogeneous---heterogeneous

志cactant反应物 ---(chemistry)a substance that takes part in and is changed by a chemical reaction Reacting material Feed material

Reactant n. 反应物 --- (chemistry) a substance that takes part in and is changed by a chemical reaction Reacting material Feed material

Catalyst n.触媒，催化剂 --(chemistry)a substance that makes a chemical reaction happen faster without being changed itself ---~for sth A person or thing that causes a change @I see my role as being a catalyst for change Catalyse =catalyze verb. ---(chemistry)to make a chemical reaction happen faster

Catalyst n. 触媒，催化剂 --- (chemistry) a substance that makes a chemical reaction happen faster without being changed itself --- ~ for sth A person or thing that causes a change @I see my role as being a catalyst for change. Catalyse =catalyze verb. --- (chemistry) to make a chemical reaction happen faster

:v.搅拌stirred tank搅拌槽 MIX---~sth into sth;~sth (in) To move a liquid or substance around,using a spoon or sth similar,in order to mix it thoroughly she stirred her tea. @stir the paint before you use it. the vegetables are stirred into the rice while it is hot. @stir in the milk until the sauce thickens. MOVE---to move ro to make sth move,slightly she heard the baby stir in the next room. a slight breeze was stirring the branches. a noise stirred me from sleep

Stir v. 搅拌 stirred tank 搅拌槽 MIX--- ~ sth into sth; ~ sth (in) To move a liquid or substance around, using a spoon or sth similar, in order to mix it thoroughly @ she stirred her tea. @stir the paint before you use it. @ the vegetables are stirred into the rice while it is hot. @stir in the milk until the sauce thickens. MOVE--- to move ro to make sth move, slightly @ she heard the baby stir in the next room. @ a slight breeze was stirring the branches. @ a noise stirred me from sleep

---to move or to make sb move,in order to do sth @you haven't stirred from that chair all evening!你-晚上都没从那椿子上动-动o come on,stir yourself,you are late. @their complaints have finally stirred him into action. FEELING---~sb (to sth) To make sb excited or make them feel sth strongly a book that really stirs the imagination. she was stirred by his sad story. ---(of a feeling or a mood)to begin to be felt a feeling of guilt began to stir in her. new optimism was stirring throughout the country

--- to move or to make sb move, in order to do sth @ you haven’t stirred from that chair all evening!你一晚上都没从那椅子上动一动。 @ come on, stir yourself, you are late. @their complaints have finally stirred him into action. FEELING--- ~ sb (to sth) To make sb excited or make them feel sth strongly @ a book that really stirs the imagination. @ she was stirred by his sad story. --- (of a feeling or a mood) to begin to be felt @ a feeling of guilt began to stir in her. @ new optimism was stirring throughout the country