单词:lightweight aggregate concrete
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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
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
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
夏日炎炎来一杯冰爽的啤酒最让人心旷神怡!不过啤酒的种类多种多样,光知道一个beer可不行!让Jenny和Adam来普及一下各种啤酒英语。 啤酒不止是beer 啤酒在欧洲历史悠久,因此种类繁多,各种