The transportation and treatment of dry ore powder will produce dust and pollute the environment.

缺点是干燥矿粉的制备、运输和加工过程中会产生扬尘，造成环境污染。

youdao

In the business of shipping dry-bulk cargoes, mostly iron ore, coal and grain, there is not even the hint of a silver lining to the cloud.

ECONOMIST: Shipping

The company owns and operates a fleet of 29 dry bulk carriers that transport a wide range of commodities, including coal, iron ore, grains, bauxite, phosphate, fertilizers and steel products.

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