concrete weir的用法和样例：

例句

Research Development of Safety Analysis for High Concrete Dam.高混凝土坝安全分析方法的研究进展。
It is one of the efficient impervious structure of pouring asphalt concrete used for the RCCD and the serious seepage dam in the recent years.浇筑式沥青混凝土是新建碾压式混凝土坝和渗漏严重的病险坝修补的一种有效的防渗结构。

英语语法：168 Concrete Versus Cement

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(81) / 评论(0)

英语语法 Grammar Girl

DEVELOPMENT REPORT - Long-Life Concrete Bridges

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(87) / 评论(0)

农业与发展

每日一词【778】concrete：具体的，实质性的

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(67) / 评论(0)

英语每日一词

美国国家公共电台 NPR In New Novel, 'Martian' Author Andy Weir Builds A Colony On The Moon

In New Novel, 'Martian' Author Andy Weir Builds A Colony On The Moon SCOTT SIMON, HOST: Life on the moon is no bed of roses. The coffee's weak because water boils at low temperature. The food is rank because it's hard and expensive to grow much more

发表于:2019-01-16 / 阅读(45) / 评论(0)

2017年NPR美国国家公共电台11月

Bolt: Now I am a legend

LONDON, Aug. 9 (Xinhua) -- Usain Bolt made Olympic history as he won the gold medal in the 200 meters on Thursday night. Bolt ran 19.32 to finish ahead of fellow countrymen Yohan Blake and Wallace Weir to become the first man to win 100 and 200 meter

发表于:2019-02-07 / 阅读(40) / 评论(0)

英语新闻

Bolt breezes to take 200m in Zurich Diamond League

Bolt breezes to take 200m in Zurich Diamond League GENEVA, Aug. 30 (Xinhua) -- Newly crowned London Olympics champion Usain Bolt sailed to a comfortable 200m win in the Diamond League meeting in Zurich on Thursday. Bolt posted a meet record of 19.66

发表于:2019-02-08 / 阅读(78) / 评论(0)

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学英语单词

.sep

Abel's integral equation

cerebella panici-violascentis