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This number is controlled by a database configuration parameter (discussed in the next section).

这个数量由数据库配置参数（在 下一节中讨论）控制。

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Experimentalists now play with single photons or with fields made of a small controlled number of light quanta.

有经验的物理学家们这时已经可以控制单个的光子或者由极少数的光子组成的场。

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These Incan buildings face severe damage if the number of visitors is not more carefully controlled.

VOA: special.2009.04.22

In the UK, the Human Fertilisation and Embryology Authority has licensed a number of tightly-controlled research projects into mitochondrial diseases.

BBC: Genetic advance raises IVF hopes

As Jardine Fleming, a Hong Kong stockbroker, points out, the creation of red chips is merely a continuation of a trend that began in the early 1970s with a big increase in the number of listed companies controlled by Hong Kong Chinese families.

ECONOMIST: Hong Kong��s handover

Democrats controlled their largest number of state legislatures after the post-Watergate election of 1974.

CNN: What's At Stake: State Legislatures