多孔焊缝;疏松焊缝

rtue 美德,德行 virus 病毒 vision 幻想,视觉 vital 极其重要的 vivid生动的,鲜艳的 volcano火山 voltage 电压 voluntary自愿的,志愿的 volunteer志愿者 vote票,选票 wage 工资,报酬 wagon四轮马车,大棚车 wander漫游,漫步 waterproof 防水的,不透水的 wealth

发表于:2018-11-29 / 阅读(108) / 评论(0) 分类 用mp3背四级单词

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(七)月

1.Computer-Aided Manufacturing(CAM) 计算机辅助制造 A: Is CAM used in China? B: Yes,it has been uesd in China for almost twenty years. A:在中国有使用CAM的吗? B:有啊,在中国使用已经将近20年了。 2.Hot working 热加工 A: What are the hot working proc

发表于:2018-12-26 / 阅读(71) / 评论(0) 分类 天天商务口语

异构是相对于同构而言的。异构词是指在拼写上只相差一两字母的两个或几个单词,若异构词里有一个是我们所熟悉的,就可以拿来记忆其他不熟悉的异构词(GRE单词)。异构法最适合记忆中

发表于:2019-01-18 / 阅读(103) / 评论(0) 分类 雅思英语

underlie vt.位于...之下, 成为...的基础 vein n.血管, 静脉, 叶脉, 翅脉, 矿脉, 纹理, 性情, 心绪 vt.使成脉络, 象脉络般分布于 visa n.签证 vt.签准,维萨信用卡 vo

发表于:2019-02-07 / 阅读(90) / 评论(0) 分类 考研英语

navigability 适航性 dismantle 拆除 commemoration纪念 tilting 倾斜的 monorail 单轨铁路 ribcage 胸廓 weld 焊接 bolt 插销,螺栓 hydraulic 水力的 clamp 夹紧,固定住;夹钳,螺丝钳 axle 车轴 revolution 一周(转) cog

发表于:2019-02-19 / 阅读(84) / 评论(0) 分类 雅思英语
学英语单词
a good manager
alkaline liquor
antichoice
at daggers' drawn
azimuth sweep
benzoyltransferase
bring forth something
burst cartridge detection
by the-log
canal root
cargo oil control system
catharises
CHIMBUSCO
chomata
cicisbeo (italy)
copper starting sheet
Cornish roll
coursed rockfill
dangerous on deck
dejacket
differential protecting
digging action
diminutiveness
dunoyers
eadish
eccrine nevus
England expects
falcones
fashion
filling rule
flent
foam dyeing
freelance journalist
Give me liberty or give me death
gold currency standard
greenhough
Hm
Howardstown
inflatable product of rubber coated fabrics
Jatoi
kisses-off
lease-or-buying decision
leather bellow
lectrices
lipcolor
low speed data channel
man of God
massell
MEDAAC
mediterraneol
micey
neocandona wangshiehi
non-organical
Nothofagus obliqua
noviciate
obfuscated
oceanic climate
oil bath lubrication
Oleynik
physical chemistry of silicate
popultion
proportional regulation of autopilot
puerperal aphasia
pulling motor speed control
quadrature trace
receive frequency
Regge theory
retiringness
revolutes
route relay interlocking circuit
sales return ratio
saturated acid
sawtooth waveform
scame
scintilla
Sclerotenonitis
scratchproof
security framework
selection core matrix
shielding barrier
signal transformation
single-gene-single-enzyme theory
size for connection
skphygmotonograph
slow feathering
solid circuit block
stipa
straw and earth cofferdam
subbotniks
to destine to
tonophant
Toxichematosis
tradeless
tressler
turbyll
turn on the heat
type a oc curve
upper-ignition honeycomb briquette
voltage fluctuation characteristic
water infusion
with folded arm
without a shadow of doubt