氢[气]焊接;氢[气]熔接

841 、 埋头铆钉 countersinkheadrivet 842 、 埋头锥孔 countersink 843 、 埋头螺栓 countersinkheadbolt 844 、 埋头螺丝 countersinkheadscrew 845 、 埋头钻 countersinkdrill 846 、

发表于:2018-11-29 / 阅读(163) / 评论(0) 分类 英文名句短语

SHALL WE CHOOSE DEATH?我们该选择死亡吗? I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of

发表于:2018-12-07 / 阅读(66) / 评论(0) 分类 世界上最伟大的演讲

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条,都是微量复杂元素造成的 metals like iron and magnesium. 好比说

发表于:2018-12-07 / 阅读(110) / 评论(0) 分类 太阳科普

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(99) / 评论(0) 分类 VOA2003(上)-科技导航

I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indians and Pakistanis

发表于:2018-12-12 / 阅读(79) / 评论(0) 分类 英语演讲

I couldn't get over this mess. The federal government is confirming what Joan Glickman of Pompano Beach, Florida suspected all along. Tainted drywall from China is giving off a harmful gas that's turning her air-conditioning wiring black, causing it

发表于:2018-12-20 / 阅读(77) / 评论(0) 分类 cnn2009年(十一)月

1471 、 实践计划 realization 1472 、 对比 contrast 1473 、 对流 convection 1474 、 对接 butt 1475 、 对接合;对接榫 buttjoint 1476 、 对接角榫 buttmitredjoint 1477 、 对接焊

发表于:2019-01-03 / 阅读(82) / 评论(0) 分类 英文名句短语

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(92) / 评论(0) 分类 Scientific American(八)月

第一句:What kind of tour do you have? 你们有什么样的旅行路线? A: What kind of tour do you have? 你们有什么样的旅行路线? B: We offer many kinds of tours. 我们提供多种路线。 第二句:What can I see on the tour

发表于:2019-01-21 / 阅读(132) / 评论(0) 分类 旅游英语口语情景对话

NEW YORK Plug in your car, then unplug, and drive away. More and more consumers are doing just that. At the 2014 New York Auto Show many automakers unveiled electric or hybrid vehicle to address the growing global appetite for environment-friendly ca

发表于:2019-01-30 / 阅读(82) / 评论(0) 分类 英语新闻

SEOUL/WASHINGTONThe U.N. Security Council said Wednesday that it was working to craft new sanctions against North Korea after its latest nuclear test, while the United States and other world powers voiced skepticism about Pyongyang's claim that the u

发表于:2019-02-04 / 阅读(42) / 评论(0) 分类 英语新闻

Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur

发表于:2019-02-05 / 阅读(102) / 评论(0) 分类 托福英语

PREFIX 1.a-:of;on;intensive;negative,not,without;ad-;ab-. 2.ab-:away from,off. 3. ad-:to;at;for. 4. aer(o)- :relating to air . 5.al-:all. 6.ambi-:on both sides,around. 7.amphi-:on both sides,around. 8.an-:negative,not,without. 9.ana-:upon,up,on. 10.a

发表于:2019-02-06 / 阅读(122) / 评论(0) 分类 雅思英语

bulk head 散货船 cross deck 过桥甲板 tugboat 拖船 freeing-port 舷墙上的流水孔 barge 驳船 dead weight 载重量 oil tank 油船 tonnage 吨位 container vessel 集装箱船 stern 艉部 pusher 推论 sterm frame艏柱 ferry 轮渡 mi

发表于:2019-02-08 / 阅读(268) / 评论(0) 分类 实用英语

December 30, 1954 I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indi

发表于:2019-02-09 / 阅读(124) / 评论(0) 分类 英语美文

iron and steel industry 钢铁工业 ironworks 铁厂 foundry 铸造车间 steelworks, steel mill 钢厂 coking plant 炼焦厂 electrometallurgy 电冶金学 powder metallurgy 粉末冶金学 blast f

发表于:2019-02-11 / 阅读(102) / 评论(0) 分类 英文语法词汇

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(119) / 评论(0) 分类 实用英语

9月16日是墨西哥馆日,墨西哥馆五颜六色的风筝森林吸引了不少人的眼球,你知道小小的风筝里有什么大学问吗?其实风筝也有很多种分类哦,一起来看看吧。 说到kite这个单词,这也许是我们

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 英语口语

机械英语词汇(二)生产类 PCS Pieces 个(根,块等) PRS Pairs 双(对等) CTN Carton 卡通箱 PAL Pallet/skid 栈板 PO Purchasing Order 采购订单 MO Manufacture Order 生产单 D/C Date Code 生产日期码 ID/C Identification Code (供应商)识别码 SWR Special Work Reque

发表于:2019-02-18 / 阅读(103) / 评论(0) 分类 英文语法词汇

North Korea conducted a 'successful' hydrogen bomb test, Pyongyang has confirmed. The thermonuclear weapon triggered a massive 5.1 magnitude earthquake when it exploded at 10am local time on Wednesday. 平壤方面已经证实,朝鲜成功的进行了

发表于:2019-02-18 / 阅读(66) / 评论(0) 分类 英语新闻
学英语单词
a new kid on the block
absorption strength
accpeting house
appropriation of labor power
Archaeoglobus
arthrotus hirashimai kimoto
Astrask
automatic information retrieval
back slash
baldaquin
barrel erosion
bi-phase coding
blockmodel
boomburbs
bread-sodas
campiglossa hirayamae
canister-cluster
capacity requirement
centroid of the rudder area
collision avoidance radar system
come into something
compromising joint bar
concert T-shirt
cotton-tree
Coyote L.
D-rod bank
demarcation membrane
detachable coil
diaderm
down on all fours
ease of access
effeeble
ejaculations
Ekandsvlei
embastardizes
evening graphic
FASB Statements
follow spot
full back arbor
fuse box
geometric libration
Hatsuko
health risks
heavy warp
high-runner
huangpu district
Hungarians
ideal perfect-crystal
ifats
impedance transformator
induction type voltage regulator
ironside
Lymphocytozoon
macroinstruction statement
mean time between errors
means of liquidity
mechanically-bonded fabric
minority holding
OB programme circuit
oddss
oil-electric engine
Otto engine
patch a leak
Penning gage
persistants
plasters
power input factor
prudences
quality of the bottom
rangeley lakes
remotely-piloted
rhinitis sicca
rhipidoglossa
scumble
semi graphic
Shenge Pt.
short-term irregularity
simultaneous conditioned reflex
single-layer
sodium polyphosphate
special use airspace
step-by-step dialling
sub-feeder
superweed
Tawantinsuyu
the division of labor
theory of archipelago
thiamine hydrochloride
tobacconist
tracheal syphilis
trust department
ultimate pressure
ultrasonic grating
unborn children
uniflorous
veddas
Verrières
Vincent curve
waiting about
wench
wet sock
x.11