Various proposals were put forth to arrange the elements into groups based on similarities in chemical and physical properties.

人们提出了各种建议，根据化学和物理性质的相似性把这些元素分组。

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Several chemical and physical properties of ASP have been evaluated based on specific optical rotation values and sugar composition.

基于特定的旋光度值和糖成分，已经评估了 ASP 的几种化学和物理性质。

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The Hamburg show also explores the idea of chemical and physical interventions to moderate weather.

汉堡的展览还对以化学或物理干预的办法缓和气温进行了探索。

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They also will study chemical and physical properties of the soil samples with a method called infrared spectroscopy.

VOA: special.2009.01.20

The rocks change in both chemical and physical ways.

VOA: special.2009.09.14

Last July,the Food and Drug Administration advised manufacturers to add what are called physical chemical identifiers to their medicines.

VOA: special.2010.03.01

One finding is that the act of paying attention creates chemical and physical changes and is continually reshaping brain patterns.

FORBES: 4 Tips for Reaching Across the Aisle

"We can try to find out the chemical and physical properties of the disk that causes a planet to form there, " said Dr. Quanz.

WSJ: Possible New Planet Spotted Under Formation

More specifically, the report highlights the need to make breast cancer research more interdisciplinary, to conduct more research into chemical and physical environmental factors, and to improve the Toxic Substances Control Act (TSCA).

FORBES: New Government Breast Cancer Report Calls for Focus on Prevention, Study of Environmental Risk Factors