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1·A buyer either places a closed indent, which names the supplier, or an open indent, which leaves the choice of supplier to the agent.

买方或提出闭口定货单，指定供货商；或提出开口订货，由代理商自己选择供货商。

2·Open the file, and disable the parser.validation and indent properties.

打开文件，并禁用 parser.validation 和 indent 属性。