The green grain storage is becoming the hot issue studied by the grain staff, due to the restricted control on the chemical medication widely used in the grain storage.

在粮食储藏中广泛使用的化学药剂已受到严格的限制，绿色储粮已成为储粮工作者近年来研究的热点之一。

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Using trusted contexts provides greater control while using restricted, sensitive privileges, and allows middle-tier servers or applications to assert the identity of the user to the database server.

通过使用可信上下文，可以在使用受限制的、敏感的特权时提供更强的控制，并且使中间层服务器或应用程序可以向数据库服务器确定用户的身份。

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This allows actions to be restricted on a per-user basis, allowing fine-grained control over which user can access which action.

这允许基于用户限制操作，从而提供更细粒度的用户访问控制。

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JFK, deploy arm's-length iris cameras to replace passport inspection, expedite check-in and control access to restricted areas.

ECONOMIST: Africa's oil riches

Meanwhile, operations have been cancelled and admissions to wards restricted in an attempt to control a winter virus which has hit two north Wales hospital.

BBC: Hospital battles against winter bug

Unless companies, governments and individuals do something, the internet we know is likely to become ever more restricted - taking choice and control away from users and putting more power in the hands of those who would limit access to information.

BBC: Google reveals government data requests and censorship