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- First, ore is mixed with coke and limestone. 先把铁矿石和焦碳、石灰石混合在一起。
- We may burn limestone to obtain lime. 我们可以通过烧石灰石来得到石灰。
- asphaltic limestone 沥青石灰岩
- Asphalt is used for making road surfaces. 沥青常用于铺路。
- Limestone cliffs; limestone walls. 石灰岩峭壁; 石灰岩墙
- He covered over the hole in the roof with a piece of asphalt felt. 他用一块沥青油毡盖住了房顶的漏洞。
- Caves form when water infiltrates limestone. 水渗透石灰石则形成洞穴。
- The workers mixed the asphalt with sand and gravel together. 工人们把沥青和沙子、石块混合在一起。
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- The limestone absorbs impurities from the ore. 石灰石从矿石中吸收杂质。
- The area is being quarried for limestone. 这地方正在开采石灰石。
- The limestone must be calcined in such a way. 石灰石必须煅烧到这样地步。
- Screen Test for DCP , Limestone and Salt. 筛选检验磷酸氢钙;石粉和食盐.
- Rock, usually limestone, composed of oolites. 岩石岩石,通常指石灰岩,由鲕粒岩组成
- Rock, usually limestone, composed of pisoliths. 豆石,豆岩由豆石构成的岩石,常为石灰岩
- First, ore is mixed with coke and limestone . 先把铁矿石和焦碳、石灰石混合在一起。
- Coarse crumb rubber is apt to deposit in asphalt. 粗的橡胶颗粒容易在沥青中沉淀。
- The road was metalled, then asphalt was laid. 道路被铺上碎石子,然后再铺以沥青。
- Limestone deposits are prevalent. 石灰石的蕴藏到处都有。
- The asphalt pavements are very clean. 那些沥青的铺道,是很干净的。