When the pocketed sand is used, the quality and size of the pocket must be controlled strictly.

在采用袋装砂时，必须严格控制袋料质量和加工规格。

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Its only shortcoming is that it needs to be controlled strictly aocording to the operating specifications.

文章还讲了其缺点。其唯一缺点是，要严格控制操作规程。

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To ensure the dyeing quality process of heating, heat preservation, watering and draining should be controlled strictly.

为了保证漂染质量，需对漂染过程中的升温、保温、加水、排水等过程进行严格的控制。

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The election,for the most part, she adds,went smoothly. Husseini told al Arabiya TV the process of tabulating votes is being done in Baghdad, "due to the ability to conduct business in a strictly controlled environment, according to international standards."

VOA: standard.2009.07.26

But like every other country, we know that immigration has to be strictly controlled.

BBC: NEWS | UK | Politics | Text of Michael Howard's speech

The country's easy informality and open-access attitudes can surprise foreigners used to more strictly controlled environments.

ECONOMIST: Norway after terrorism

Ways round these restrictions, such as short-term contracts or outsourcing, are also strictly controlled.

ECONOMIST: Enemies of promise