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- All changes of matter fall into two broad classes: physical and chemical changes. 物质变化分为两大类：物理变化和化学变化。
- As is mentioned above ,substances are constantly undergoing physical and chemical changes . 如上所述，物质总是在进行着物理变化和化学变化。
- As is mentioned above , substances are constantly undergoing physical and chemical changes . 如上所述，物质总是在进行着物理变化和化学变化。
- The structural stress is the main factor promoting physical and chemical changes of coal,which can cause the local rise of geotemperature. 构造应力是促进煤炭物理和化学变化的主要压力因素,造成地温局部升高,改变煤的结构。
- Since microgel flooding involves complex physical and chemical changes, how to a-chieve physical and chemical parameters become very important during numerical simulation. 由于微凝胶驱涉及复杂的物理化学变化,在进行数值模拟时,如何求取物理化学参数变得很重要。
- The second category is the passive components, which refer to the components that do not have physical and chemical changes when electrified, mainly including capacitor, inductor and resistor. 第二大类是被动元件，通电后不发生物理或者化学变化的元件，主要包括电容、电感和电阻。
- Relating to both physical and chemical properties. 物理和化学的与物理和化学特性均有关的
- CONCLUSIONS There are no physical and chemical change between famotidine and excipient in th e preparation.This shows that excipient are not effective to drug. 结论：制剂中的法莫替丁与辅料间无物理或化学变化，辅料对药物无不利影响。
- The procedure includes heating the metal above its critical point or temperature, followed by rapid cooling.As steel is heated, a physical and chemical change takes place beteen the iron and carbon. 该工序包括加热金属至其临界点或者临界温度,然后急冷。当钢加热时,在铁和碳之间就发生了物理和化学变化。
- Physical and chemical changes in processed cheese during storage 再制干酪贮藏期间的物理及化学变化
- Physical and chemical tests verify that this Recovery Device has neither radioactive pollution nor toxic side effects. 经理化检验证实：使用该器无放射性污染，对人体绝对无毒无副作用。
- Physical and Chemical Changes in Yellow Sun - cured Tobacco during Curing 调制过程中晒黄烟的物理变化和化学变化
- Physical and chemical properties of Calcium Carbide. 炭化钙理化指标。
- Physical and chemical properties of this crystal are reported. 论及了此晶体的物理、化学性质。
- 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。
- 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。
- Microbial, Physical and Chemical Changes during Processing and Storage in Chinese Bacon 腊肉加工和贮藏期间菌相变化和理化变化
- Temperature Table: Japan's physical and chemical RKC, Japan's Toho, SKG. 温控表：日本理化RKC，日本东邦，SKG。
- The Effects of Grazing Intensity on Soil Physics and Chemical Properties. 放牧强度对草地土壤理化性质的影响。
- physical and chemical changes 理化变化
