通过对钱塘江河口堤坝白蚁危害的普查和研究，发现土埝中含有盐份的堤坝不受白蚁入侵。

By surveying the damages of termites infesting the dikes at the Qiantang River estuary, it is found that the dikes and dams with saline soil can prevent termite invasion.

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通过调查和分析采取行之有效的防治措施，控制了白蚁蔓延和危害。

We took some effective prevention measures, made the spreading and harming of termite under control.

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目的采用药饵法控制白蚁对新建房屋建筑破坏性危害。

Objective to control the destructive damage induced by termites using the method of toxic baits in new houses and buildings.

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