• The cost of the general conveyer belt accounts for 50% of complete machine cost; is the main operating expenses are electric expense.

    一般输送带成本约占整机成本的50%,电费主要运行费用。

    dict.cnki.net

  • The cost of the general conveyer belt accounts for 50% of complete machine cost; is the main operating expenses are electric expense.

    一般输送带成本约占整机成本的50%,电费主要运行费用。

    dict.cnki.net

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