What the main problems are lacking of the scientific demonstration, blind and hasty action and highly similar professional arrangement, etc.

存在的问题主要有专业设置缺乏科学论证，带有一定的盲目性，过于雷同等。

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Exploitation of groundwater in coastal areas shall undergo scientific demonstration, and measures shall be taken to prevent sinking of land surface and encroachment by seawater.

在沿海地区开采地下水，应当经过科学论证，并采取措施，防止地面沉降和海水入侵。

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"There is no better demonstration of the power of the scientific method than quantum theory," they write.

他们写道，“没有比量子理论更能示范科学方法的力量的了。”

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But if it could eventually be industrialised, it would be a triumphant demonstration that even the weirdest scientific arcana can sometimes have practical applications.

ECONOMIST: Microelectronics grows up

The photograph was first seen at King's College London during a Royal Institution lecture on colour theory by the Scottish physicist James Clerk Maxwell on the 17 May 1861 and the college is marking the 150th anniversary of that demonstration with an evening of talks celebrating his scientific discoveries.

BBC: Pioneering colour photography