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