“phosphate ore”造句，怎麼用phosphate ore造句

The hydrocarbon content of this phosphate ore provides most of the heat needed for the calcination.

Through particle size analytical technique the flotation and reverse flotation potential problems of a phosphate ore were identified. Suggestions were proposed to improve the flotation performance.

The Selection problem of phosphate ore. which is main factor of affecting production cost of yellow Phosphorus, is discussed.

High pollution, great investment Capital and not able to utilize low-grade phosphate ores are disadvantages of traditional phosphate fertilizer industry.