对于大多数金属成矿元素 ，地壳特别是上地壳是大多数矿石和矿胎的储库 ，地壳丰度是元素富集成矿的物质基础。
For most ore metals, the continental crust, especially, the upper continental crust, is the repository of all ores and protores.
“上品细料器”指的是明末清初器物中，最高质量的瓷器，它们使用的胎土是景德镇新发现的高岭土矿，瓷土细白如雪；
"Top grade fine feeder" refers to the Ming and Qing artifacts, the highest quality porcelain, fetal soil they use Jingdezhen newly discovered kaolin, clay fine white as snow;
我国大型露天矿已普遍使用大吨位载重汽车，与之配套的巨型轮胎消耗量亦与日俱增。 人们发现在大量报废的轮胎中，相当数量是因为使用中胎压过低而损坏。
The large tonnage trucks are used in China's big opencast mines widspreadly and so consumption of giant tires is steadily on the increase.
我国大型露天矿已普遍使用大吨位载重汽车，与之配套的巨型轮胎消耗量亦与日俱增。 人们发现在大量报废的轮胎中，相当数量是因为使用中胎压过低而损坏。
The large tonnage trucks are used in China's big opencast mines widspreadly and so consumption of giant tires is steadily on the increase.
应用推荐