这一行通知代理服务器将代理请求上的主机名设置为代理服务器上的主机名。

This line informs the proxy server to set the host name on the proxy request to that of the proxy server.

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发出预先通知的开证行应不可撤销地承诺将不延误地开出有效的信用证或修改，且条款不能与预先通知书相矛盾。

An issuing bank that sends a pre-advice is irrevocably committed to issue the operative credit or amendment, without delay, in terms not inconsistent with the pre-advice.

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第104和105行通知数据库准备提交。

Line 104 and 105 advises the database to prepare commit.

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