Any adjustment of the limits of the military restricted zones and the military administrative zones shall be handled according to the procedures prescribed in paragraph 1, Article 9 of this Law.

军事禁区、军事管理区的范围调整，依照本法第九条第一款规定的程序办理。

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This is the heaviest of heavy industries, and it is often the least visible: a hidden parallel realm of anonymous industrial facilities, restricted zones, clinical Chambers and subterranean vaults.

这是最高级别的重工业，但是却往往最不引人注目：这是一个隐蔽的区域，就像匿名的工业设施、禁区、私人诊所以及地下密室。

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Inside these zones, traffic speeds are restricted to 20 mph.

在这些区域内，交通限速为20英里/小时。

《柯林斯英汉双解大词典》

We struggled to keep it slower in the speed restricted zones, because we felt so fabulous going fast.

FORBES: The Temptation of Driving the 2013 Bentley GT Speed

The local fishermen want the government to create restricted fishing zones where they rather than bigger vessels can operate.

BBC: Clashes as Chile fishermen protest over new fishing law