市场是商品交易的重要场所，也是国家税收的主要来源之一。
Market is an important place for Commodity Exchange, and one of the most important sources of state taxation.
数字图书馆知识商品市场是实现知识商品交易的场所。
The knowledge commodity markets in digital libraries are the places to realize knowledge commodity business.
市场是商品交易的重要场所，也是国家税收的主要渠道之一。
Market is an important arena for transactions and one of main channels for taxation.
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