因为后者，于是扫清射界，组织火网，种种方法也发生了。

The latter gives rise to other techniques, such as clearing the field of fire and organizing a fire-net.

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突然，在9月10日，整个防空火网打开了，而且伴随着强烈的探照灯光。

Suddenly, on September 10, the whole barrage opened, accompanied by a blaze of search-lights.

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突然，在9月10日，整个防空火网打开了，而且伴随着强烈的探照灯光。

Suddenly, on September 10, the whole barrage opened, accompanied by a blaze of search-lights.

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