Is it just evolution or are there physical and chemical forces at work?
到底是进化还是物理和化学作用的结果？
This is a chemical change, not a physical one.
这是一个化学变化，而不是物理变化。
This change of state is a physical and not a chemical one.
这种状态的变化是物理变化而不是化学变化。
A summary of the physical and chemical nature of life must begin.
简要介绍了物理和化学性质的生活必须开始。
It utilizes physical and chemical methods for treatment of float glass.
它是采用物理与化学的方法，对优质浮法玻璃深加工而成。
Physical and chemical indices are given in Table 30.
物理及化学成分指标列在表30中。
Physical and chemical indices are given in Table 29.
物理及化学成分指标列在表29中。
Preservation was either chemical or physical.
保存任何化学或物理。
Our laboratory is also well equipped with scientific apparatus, physical and chemical.
我们的实验室，也充实有科学仪器的设备，有物理学的，有化学的。
Silver has its own physical and chemical properties as distinct from gold.
与金不同，银有自己的物理和化学性质。
Nuclear reaction is a chemical change or a physical one?
核反应是化学反应还是物理反应。
The physical and chemical properties of the stainless steel are dealt with in this article.
本文论及了不锈钢材料的物理化学性质。
Personality is an interrelation of chemical and physical properties we do not yet fully understand.
个人是我们还没有完全理解的化学和物理特性的相互联系。
Physical and chemical method can better the tribology properties.
通过物理和化学的方法可以改进其摩擦学性能。
Good knowledge of the chemical and physical property and the test method.
掌握良好的化学和物理性能知识及测试方法？
This change of state is a physical change and not a chemical one.
这种状态变化是物理变化，而不是化学变化。
Familiar with Chemical and physical test methods of Chinese pharmacopoeia .
熟悉中国药典的化学和物理…
Polyimide film has been the ideal flexible substrate for its physical and chemical performance.
聚酰亚胺薄膜由于其良好的物理化学性能，成为柔性衬底的理想材料。
Physical and chemical indices are given in Table 31.
物理及化学指标列在表31中。
Human hair can be affected by some physical and chemical factors.
头发自长出头皮就受到各种物理性和化学性因素的影响。
Applying the common physical and chemical method can not get a well effect.
采用一般的物理与化学的方法清洗效果不好。
This change of state is a physical change and not a chemical one.
这种状态的变化是物理变化，而不是化学变化。
Is this a chemical change or a physical change when wood becomes desks?
木材变成桌子是物理变化还是化学变化？
The physical and chemical index surpassed that of the local.
其感官指标和理化指标均优于我国面包质量。
I have a sound physical and chemical plant equipment and sound management system.
我厂有完善的理化设备及完善的管理体制。
Meanwhile, its physical and chemical quality and infrared spectrum was also studied.
同时，研究了溶血磷脂基本理化指标和红外光谱。
The company has a full range of physical and chemical testing equipment.
公司拥有种类齐全的理化检测设备。
This paper introduces a new type unit to purify water by physical-chemical process.
本文介绍一种新型理化法水净化处理机。
The physical-chemical properties of cereal starch were studied in this article.
对谷物淀粉的理化特性进行了研究，分析了淀粉的老化机理及老化模型。
The physical-chemical properties of cereal starch were studied in this article.
对谷物淀粉的理化特性进行了研究，分析了淀粉的老化机理及老化模型。
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