井口油桿

polish rod的用法和样例:

例句

  1. The new assembly can make the joint of the polished rod pass through, therefore can meet the need of new oil production technology.这种密封盒可以使比光杆杆体直径大得多的光杆接头通过,能满足新的采油工艺需要。

A gem stone plucked from the earth, the sea, or riverbed, often travels across continents to cutting and polishing workshops; and those are increasingly found in India. Far away, the Belgian city of Antwerp is still king in diamond trading. In these

发表于:2018-12-08 / 阅读(476) / 评论(0) 分类 VOA标准英语2008年(九月)

Nail Polish Business Booms In Weak Economy In a factory north of Los Angeles, glass bottles are filled, boxed and then shipped to more than 100 countries around the world. This is the home of OPI, a company that produces nail polish for women from th

发表于:2018-12-08 / 阅读(551) / 评论(0) 分类 VOA标准英语2012年(五月)

精美英文欣赏:Introduction

发表于:2019-01-04 / 阅读(437) / 评论(0) 分类 精美英文欣赏

注释: Marek Belka 马雷克·贝尔卡,波兰总理。 Poland [5pEulEnd] n. 波兰,中欧国家。 technocrat [5teknEkrAt] n. 专家政治论者 ruling [5ru:liN] adj. 执政的 Democratic Left

发表于:2019-01-08 / 阅读(396) / 评论(0) 分类 VOA2004(上)--各类新闻

The United States and Poland have signed an agreement to station elements of a U.S. missile defense shield on Polish soil. In this report from Washington, Senior Correspondent Andr de Nesnera looks at the agreement which is vehemently opposed by Rus

发表于:2019-01-13 / 阅读(467) / 评论(0) 分类 VOA标准英语2008年(八月)

Tens of thousands of people attend a national memorial service in Pilsudski Square in Warsaw, 17 Apr 2010 Sirens wailed and church bells rang as an estimated 100,000 people gathered in the Polish capital to say goodbye to their former president. Many

发表于:2019-01-13 / 阅读(402) / 评论(0) 分类 VOA标准英语2010年(四)月

The new president of the European Parliament, former Polish Prime Minister Jerzy Buzek, has pledged to make the European Union more accessible to average citizens following a record-low voter turnout in recent European elections. As the first East E

发表于:2019-01-14 / 阅读(371) / 评论(0) 分类 VOA标准英语2009年(七月)

By Mona Ghuneim New York 12 March 2008 A Polish cosmologist, physicist, philosopher and Catholic priest is the recipient of the 2008 Templeton Prize, the world's largest monetary award given to an individual. From VOA's New York Bureau, Mona Ghuneim

发表于:2019-01-31 / 阅读(391) / 评论(0) 分类 VOA标准英语2008年(三月)

By David Gollust State Department 01 February 2008 Secretary of State Condoleezza Rice and Polish Foreign Minister Radoslaw Sikorski Friday reported progress in talks on Poland's role in a U.S. missile-defense system aimed at a potential Iranian thre

发表于:2019-01-31 / 阅读(400) / 评论(0) 分类 VOA常速英语2008年(二月)

By Paula Wolfson White House 10 March 2008 President Bush says the United States will help modernize the Polish military as part of a deal to put components of a missile defense system in Poland. VOA's Paula Wolfson reports the announcement came as t

发表于:2019-01-31 / 阅读(389) / 评论(0) 分类 VOA标准英语2008年(三月)

By Naomi Schwarz Dakar 04 December 2007 Diamonds from Sierra Leone have fueled the country's gruesome civil war and enriched warlords. Now, the government and activists are trying to make sure the profits from Sierra Leone's post-conflict diamonds he

发表于:2019-01-31 / 阅读(389) / 评论(0) 分类 VOA常速英语2007年(十二月)

US Could by 2017 Be World's Biggest Oil Producer The International Energy Agency says that by 2017 the United States is likely to overtake Saudi Arabia as the world's biggest oil producer. The Paris-based energy agency said Monday in its annual forec

发表于:2019-01-31 / 阅读(500) / 评论(0) 分类 英语新闻

WARSAW, March 30 (Xinhua) -- UEFA Wednesday voiced concern about Poland's highly aggressive stadium rowdies, calling them a huge image problem in connection with Poland's co-organization (with Ukraine) of the 2012 European Football Championship, loca

发表于:2019-02-03 / 阅读(349) / 评论(0) 分类 英语新闻

A woman prays during a memorial service for Polish President Lech Kaczynski and his wife at Holy Trinity Polish Church in Chicago on Sunday, 11 Apr 11 2010. Chicago is home to the largest Polish community outside of Warsaw. Poles in that Midwestern c

发表于:2019-02-03 / 阅读(448) / 评论(0) 分类 VOA标准英语2010年(四)月

Polish Immigrants Rise Above Economic Troubles in Britain Nearly 7 million immigrants live in Britain, and one particular group has grown drastically since 2004 when their countries were admitted to the EU. Today 600,000 Eastern Europeans reside in B

发表于:2019-02-12 / 阅读(518) / 评论(0) 分类 VOA标准英语2011年(十一月)

图片1 图片2 图片3

发表于:2019-03-02 / 阅读(477) / 评论(0) 分类 加州英语分级GK

图片1 图片2

发表于:2019-03-02 / 阅读(552) / 评论(0) 分类 加州英语分级GK

图片1 图片2

发表于:2019-03-02 / 阅读(529) / 评论(0) 分类 加州英语分级GK

图片1 图片2 图片3

发表于:2019-03-02 / 阅读(496) / 评论(0) 分类 加州英语分级GK

图片1 图片2

发表于:2019-03-02 / 阅读(480) / 评论(0) 分类 加州英语分级GK
学英语单词
ACK cycle
Adakli
addressable market
almost invariant
astrologomage
astronomical distance
Balaipungut
be book ed for
be lost to courage
big fishing vessel
block constant
capital investment in machine or plant decision
cartilaginous joints
cepeda
cessation of work
characteristic bit
circleting
cockley
Composite.
conering
congenital curvature of penis
cosis
d-cycloserine
D2O spill-over tank
data card deck
deck equipment
desocialise
diabolify
dimethyldioctadecylammonium chloride
dockheads
door dog
double-entry pump
dual TR tube
emery board
epatic
episarckin
freezing concentration
frustillation
fuel distributor
garden machinery
gun-shyness
haldirs
halinous
hard lines
heterodermic graft
homozygous(homozygotic)
Hornungia procumbens
Inducton
infinitus
initial consequent river
intercommunication panel
international resource
INVERDUP
Janum
l-methyl-2-mercaptoimidazole
like chalk and cheese
lunaire
main messenger
management by action on the exception principle
marigraphs
maritime satellite system
medical rubber products
mesothelial cells
micro-webers
modularization structure
nematalosa come
netizen
Newton's theory of lift
nozzle group
oil reference price
omphalorrhea
oral gland
organic dielectric capacitor
Peykan
phenacovolva longirostrata
plastic capacitor
polypentamethylene formal
proficua
Prunus persica var.nectarina
psychical stimuli
quantitative law
recording processing program
schinkel
scratch stock
semiconductor motor
sensitive clay
singly-linked
SOTF
Specific Return
steam-cooled wall
stevenson rule
stoppered
sulfonate detergent
swimmer's conjunctivitis
tetrabromo-phenol phthalein
top parallel entry
troy ounce
valvular disease of heart
vernets
wood charcoal
X-ray injury
Yongyǒn-ni