Only a few resource types that clients request are handled directly by IIS.

仅有一些类型的资源，客户端请求后可由IIS直接处理。

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ASP.NET tries to minimize the chances of this happening by reserving a certain number of free threads in the process and only using a portion of the total threads for request processing.

NET通过在进程中保留一定数量的可用线程，并且仅使用总线程的一部分用于请求处理，试图将上述情况发生的机会降到最低。

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The measure is not as extreme as it sounds. Salt will be available by request, but only after the patrons have tasted their food.

到不是像想象中的那么严格，食盐是可以根据需要供应的，但是需要这些老主顾先尝一尝他们的菜肴，之后再考虑是否要加盐。

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The Cubans have come in only when invited by a government and have remained only at their request....The American public needs to understand that Soviet conduct in Africa violates no Soviet-American agreements nor any accepted principles of international behavior.

CENTERFORSECURITYPOLICY: The Case Against the Halperin Nomination -- First Edition

However, he said a freedom of information request by a local councillor then revealed only one major advertising attempt to recruit doctors had been made by the trust in the previous 11 months, and that was "only a few weeks before the public meeting".

BBC: Trust attacked on GP recruitment at Downe Hospital

All laundry is air dried and the sheets and towels are cleaned only after check-out or by request of the guest.

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