Material name, type, specification, quality, environment material characteristics and so on.

物资名称、型号、规格、数量、环境物质特性要求等。

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At least some of the material must have retained the signal unaffected by subsequent changes in the environment.

至少有一些材料肯定保留了不受后续环境变化影响的信号。

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When the conditions of the environment change, the material finds a new ideal form.

当环境条件变化时，这些材料就会找到一种新的理想形态。

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Solid-fuel reactors are atomic pressure cookers, with the constant danger of high-pressure ruptures, meltdowns, and the forceful ejection of radioactive material into the environment.

FORBES: UK Parliament Group to Study Thorium Reactors

What we're doing here is cutting down on landfill use, on possibly toxic material entering the environment, and the Rhondda's getting jobs out of it.

BBC: Computer mountain graphic

However, the economic environment and trading circumstances create material uncertainties which may cast significant doubt on the Group's ability to continue as a going concern in the future.

BBC: HMV clinging on