预应力芯棒

Researchers: Recycled Concrete's Time Has Come SOUTH BEND, INDIANA Recycling in the construction industry has become big business. It's easy to find new life for everything from old windows to wood beams. But until now, concrete the most widely used

发表于:2018-12-08 / 阅读(83) / 评论(0) 分类 VOA标准英语2016年(八月)

UNIT 1 Hello Again!再次相见! Lesson 3 Is This Your Pencil?这是你的铅笔吗? 1.What's this?这是什么? This is a blackboard.这是黑板. This is chalk.这是粉笔. This is a school.这是学校. This is a chair.这是一把椅子. These a

发表于:2018-12-12 / 阅读(62) / 评论(0) 分类 冀教版小学英语(三起)--第四册

Unit 2 This is my Pencil. [00:02.49]单元二 这是我的铅笔。 [00:04.99]Lesson 7 [00:06.61]第七课 [00:08.23]1.Just speak [00:10.00]1.请讲话 [00:11.78]Hi,LiYan. This is Kate. This is LiYan. [00:14.81]喂,李燕。这是凯特。这是李燕

发表于:2018-12-12 / 阅读(128) / 评论(0) 分类 人教版小学英语三年级

UNIT SEVEN [00:13.58]What is this?Picture 1. [00:20.66]What is this,Gogo? It is a pencil.Picture 2. [00:34.61]What is this? It is a rubber. Very good.Picture 3. [00:51.57]What is this,Dick? It is a pen.Picture 4. [01:03.95]What is this,Mimi? It is a

发表于:2018-12-13 / 阅读(160) / 评论(0) 分类 小学综合英语1A

[00:02.97]Unit 2 Is this your pencil? [00:07.29]SELF CHECK [00:09.56]1.Key word check. [00:14.05]Check () the words you know. [00:17.28]backpack notebook computer game baseball [00:27.22]pen ruler book pencil case dictionary [00:40.70]eraser ring wat

发表于:2018-12-13 / 阅读(66) / 评论(0) 分类 新目标初中英语七年级上

[00:00.00]Unit 2 Is this your pencil? [00:06.18]Section A [00:08.26]1b listen and number the conversations[1-3]. [00:16.39]Conversation 1 [00:18.57]Is this your ruler? [00:20.49]No,it isn't. [00:22.13]It's her ruler. [00:24.87]Conversation 2 [00:26.9

发表于:2018-12-13 / 阅读(54) / 评论(0) 分类 新目标初中英语七年级上

Concrete is one of the most widely used materials on the planet. And this consumption comes with a heavy ecological price. Rouzbeh Shahsavari, a materials scientist at Rice University. Around 5 to 10 percent of total CO2 emissions comes from concrete

发表于:2018-12-18 / 阅读(70) / 评论(0) 分类 2017年Scientific American(一)月

Apple on Tuesday introduced a new iPad with a digital pencil to draw and write plus greater performance at a high school in Chicago. The new 9.7-inch iPad goes with an Apple Pencil, which delivers a remarkably fluid and natural drawing experience. iP

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 2018CRI中国国际广播电台

[00:02.85]Module 7 LOST AND FOUND [00:07.33]UNIT 2 What does it look like? [00:11.07]1 Listen and read. Then say. [00:15.19]Class, can you please look for [00:17.25]Liu Hong's pencil case? [00:19.57]What does it look like? [00:21.18]It's red one. [00

发表于:2018-12-29 / 阅读(77) / 评论(0) 分类 外研社新标准初中英语七年级

David lost his yellow pencil. He could not find it. Where is my yellow pencil? he asked his sister. His sister did not know. I dont know where your pencil is, she said. David thought about it. He thought and thought. He used his yellow pencil before

发表于:2019-01-02 / 阅读(95) / 评论(0) 分类 超级简单英语阅读

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(158) / 评论(0) 分类 英语语法 Grammar Girl

1.His proposal is very _______. We do not need any explanation. A. concrete B.loyal C.grey D.draft 2.This is a _______ computer, which we just bought for our research. A. detective B.luggage C.digital D.grave 3.The two pictures are _______. We dont k

发表于:2019-01-08 / 阅读(59) / 评论(0) 分类 大学四六级阅读

Volunteers Help Revive LA's Concrete River Thousands of volunteers turned out on a recent weekend to remove the trash that has been deposited by winter rain storms. The Los Angeles River was lined with concrete in the late 1930s and 1940s, after year

发表于:2019-01-14 / 阅读(85) / 评论(0) 分类 VOA标准英语2013年(五月)

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(49) / 评论(0) 分类 英语单词荟萃

DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil

发表于:2019-01-16 / 阅读(110) / 评论(0) 分类 农业与发展

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(93) / 评论(0) 分类 英语每日一词

The bar owner was upset. His best customer was in the hospital. He had a head injury. What happened? the owners wife asked. He said, He drank too much. When he went outside, he fell down. His head hit the sidewalk. Now he's in the hospital. This isn'

发表于:2019-01-22 / 阅读(92) / 评论(0) 分类 英文短篇故事(纽约)

讲解文本: concrete 具体的,混凝土的 We still don't have a concrete timeline for the plan. 关于这个计划,我们还没有具体的时间表。 I can't tell you anything concrete. 我也不能跟你说得太具体。 疯狂练习吧!

发表于:2019-01-22 / 阅读(64) / 评论(0) 分类 愉悦口语

每一个孩子都是可爱的小天使,但不是每一个天使都能够幸福地飞翔。寂静的墓地里,小小的石碑上,冰冷的石头塑成一副没有表情的石像。那是被剥夺生命权利的小小精灵,永远地长眠于地

发表于:2019-02-18 / 阅读(50) / 评论(0) 分类 美国乡村音乐

1、panda 熊猫 2、paper 纸 3、parent 父亲 4、park 公园 5、parrot 鹦鹉 6、party 聚会 7、past 时间过了 8、PE 体育 9、peach 桃子 10、pear 梨 11、pen 钢笔 12、pencil 铅笔 13、pencilbox 铅笔盒 14、people 人、人民

发表于:2019-03-12 / 阅读(118) / 评论(0) 分类 英文语法词汇
学英语单词
ABLP
aginer
amniongenesis
Artemisia vulgaris
ask no questions and you'll be told no lies
AU (arithmetic unit)
babina adenopleura
Baccaro Pt.
bentos
bicolorate
bigbury b.
black market premium
carcinoma metastaticum
compound web plate
concordancia
conning position
continuous sash window
control level
correlation ratio
decrudescence
delectate
dinner tables
draw-gears
enturbulating
Father of Lies
firing plate
four bar linkage mechanism
four corner
genialness
ghostlikest
government telephone
green cut
hand sieving
have a short temper
hijackable
iaryngopharyngitis
inured to
jack ass
jongleurs
joylye
Kwesangbong
lead to much
leiopsammodius nomurai
localized tetanus
lock
loose piece pattern
magnetic pinching effect
male-rotor
market strategists
medium-power reactor
mesnage
mie sacttering region
minimum working pressure
monkship
mutsamudu (moutsamoudou)
Ngabyema
non operative
non-return-to-zero-inverse
normal length of rail
number of working hours based on maximum load
offended
optic angle
optical tolerance
permanent data
petrographical province
pianophiles
Pinyin romanization
precipitating bath
primitive recursive attribute
pyrophilous
radiation kernel
rate of traffic flow
ravinement
re-invented
recbcd
recurring costs
rhinosan
rubble pile
Sahli's desmoid test
sanitary control system
sawed down
schedule status pre-processor
schitz
seldomness
selling exchange
seventysomethings
spanish circle
sprewse
stores card
Taylor four-roll mill
testes (pl. testis)
time-critical process
total pressure recovery coefficient
tradpubs
translunary space
trial-and-error behavior
triangle belt
trigeminal foramen
unbalance response
veritablement
VHF omni-range distance measuring equipment
zemani