spread range

基本解释

The extent or limit to which something is or can be spread; range.
伸展性，范围：某物扩展或能被扩展的极限；范围。
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The hover ability and spread range of Aedes albopictus was observed and surveyed in natural environment.
目的：观察和测定白纹伊蚊的飞翔能力和扩散距离。
The spread range gets smaller because of threshold pressure gradient, and there will be a additional pressure drop in the bottom of the well because of the skin damage.
启动压力梯度使压力波传播范围变小，井底污染会造成一个附加压力降。

Their names vary from state to state or community to community and the tools that exist online are spread across a range of disconnected websites.
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Similarly, America's renewed interest in missile defences is a response to the spread of longer-range missile technology, done chiefly by China, Russia and North Korea.
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By recognising and thus publicising individual sites, UNESCO and other cultural watchdogs risk harming the cause of conservation, which would be better served if visitors to the country were spread around a broader range of places.
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