武夷学院专业英语PPT整理

碳酸二甲酯 聚氯乙烯 变

压吸附

chlorobromomethane 氯溴甲烷）

hexachtorocyclohexane 六氯环己烷;六六六） hydrodesutfurization （加氢脱硫）

polytetrafluoroethylene （聚四氟乙烯）

DMC 一 Di-methyl carbonate PVC — Polyvinyl chloride

PSA - Pressure-swing absorbing

溶胶凝胶Sol-gel 密度density

燃料电池The fuel cell 清洁能源clean energy

纟内米棒Nano stave

curre nt 流通一电流 coat:

外套一镀层

body :身体一机身 hand 手一手柄、指针 cock 公鸡一旋塞 cap 帽子一轴承盖

Alcohol:高度酒，酒精一醇 Impregnation:怀孕 -- 浸渍 Extract:榨取、摘录一萃取

U-tube ： U 型管; I-bar ：工字铁;

O-ring : O 形环 T-square ： 丁字

尺

阪r 或希 烷疑aae

烷基、I alkyl

烯妊tnc

Alkrnc

缺婭ync Jilkynt

Sf ot

akobol

S 11 aldehyde

one

mono- methane

metin'! ■ -

nieth«iioJ

metbyI aldehyde

two

di-； bi-

ethauc

ethyl

ethene, ethvlene

ctbynr; acefrlene ■F

ethjnol;

ilcohal

et hu l .aldehvde

■ » three Iri- propine

propene

|）ru|iyD* ptU|JJLIJUl prvpylMldebyd^

four

tetra- quadri-

butane

bnt\l

butene

butyne

buunoJ bntyl aldehyde

fjvf

prut fa ）- ppnuiir

pmty] prntene

prnti'ne

p^nt^nnl p^nlanal

h 芒戢釘-

hera n«

beicyL h 吏工电n 电

hejiyne

h^xinol

hex anal

5 ETCH hcptCa ）- heptane

heptyl heptene heptiac heptanol heplanaJ 呃hrt

oti [町-

OCldtie

oct\ L

octeue

actyne

oclanol

uch 1 dldehx de

nin<

nonane

nonyl

nonene

nonyne

nonunol

nonyl 4 J ckin-de

leu deefa ）-

dvciue

[

dreeue

dvet ue

■f

det aiivl

1 jlikli% Je

Our first electro nic computers were made in 1958我国首批电子计算机是1958 年制成的。

Coal, petroleum and n atural gas now yield their bond en ergies to mar煤，石油和天然气现在为人类提供各种各样的结合能。

Properties of non-metals vary widely 非金属的性质差异很大。

Salts may also be found by the replacement of hydrogen from an acid with a metal.盐也能通过用金属置换酸中的氢而获得。

An acid was once defi ned as a substa nee that would form hydroge n ion s(H+) in water solution and a base as one that would form hydroxide ions(OH-) in the sam人们曾把酸定义为在水溶液中能产生氢离子的物质，而碱则是在同样溶液中会产生

氢氧根离子的物质。

Automati on helps to in crease productivity hun dreds of times over自动化使生产

率提高了几百倍。

Million billion billion atoms. 10 6x 109x 109也就是1024个原子(美语)

Half of a millionth of a billionth of billionth of a pound. 0.5 10-30磅(10-6x 10-12x x 10-12)(英语)

Other things being equal, copper heats up faster tha n iron相目同条件下，铜比铁热得快。

Steel a nd cast iron also differ in carbon l冈和铸铁的含碳量也不相同。

America ns every year swallow 15000 tons of aspiri n, one of the safest and most effective drugs inven ted by ma n.阿司匹林是人类发明的最安全，最有效的药物，美国每年要消耗15000吨。

Alloys bel ongs to a half-way house betwee n mixture and compo un ds.合金是介于混合物和化合物之间的一种中间结构。

In dustrializati on and en vir onmen tal degradati on seem to go hand in han工业化发展似乎伴随着环境的退化。

Different metals differ in their conductivity.不同金属具有不同的导电性能。(承前省略) When the solution in the tank has reached the desired temperature, it is discharged 当罐内溶液达到所要求的温度时，就卸料。

There are some metals which are lighter tha n wate有些金属比水轻。

Whe n short waves are sent out and meet an obstacle, they are reflect短d波发射出后，遇到障碍就反射回来。

Friction always opposes the moti on whatever its direct ion may be^ 管运动方向怎样，摩擦总是同运动方向相反。