至于在网上做销售和市㘯营销对元器件实际成本，或者说总材料帐单有什么影响，值得责疑。
It is questionable as to what impact does online sales and marketing have on the actual cost of components or the total bill of materials.
至于在网上做销售和市㘯营销对元器件实际成本，或者说总材料帐单有什么影响，值得责疑。
It is questionable as to what impact does online sales and marketing have on the actual cost of components or the total bill of materials.
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