| 1. | The molecules are held together by van der waals forces .
分子是由范德华力约束在一起的。 |
| 2. | Van der waals forces
范德瓦耳斯力 |
| 3. | Van der waals force
范德华引力 |
| 4. | Van der waals forces
范德华力 |
| 5. | The forces directing these molecular packings are van der waals forces and hydrophobic interactions i n the hydrocarbon part of the molecule
分子的烃基以范德华力相互作用，极性基间主要是静电引力。 |
| 6. | Layered materials can be divided into two classes : the first maintains the layered framework by van der waals force ; and the second by the coulombs
摘要层状物质可分为两类：第一类是层结构由范德华力维持；第二类是层结构由库仑力维持。 |
| 7. | There are several explanations for the casimir effect . it is considered commonly that the casimir force is the macroscopic manifestation of the van der waals force between two neutral polarizable particles
对于casimir力的物理解释是一般认为它是两个中性的可极化微粒间的范德瓦尔斯力的宏观体现。 |
| 8. | The decisive nano forces are pointed out to he van der waals force , repulsive contact force , nab frictional force , capillary force and nano electrostatic force , and their calculation formulas are also deduced
指出起主要作用的纳观力为范德华力、接触斥力、纳米摩擦力、毛细作用力以及纳米静电力等五种，并初步推导了各种纳观力的表达形式。 |
| 9. | By the analysis and comparison of the particles of dust flow , the main force acting on the particles of dry dust flow is van der waals force and the liquid - bridging force on the particles of wet dust flow are found
通过时尘流中尘粒受力的分析，得出在乾燥环境下作用在尘粒上的主作用力是范德华力；在湿润情况下作用在尘粒上的主作用力是液桥力的结论。 |
| 10. | It is found van der waals forces often predominate , including interaction of permanent and induced dipoles and london dispersion forces , so the process of gust molecular into p - cd ring companies with a great deal of physic sorption
实验表明，在环糊精与客体分子的包结配位，除了主要通过尺价健间弱相互作用力的协同作外，客体分子的极性尺寸和空间构型也是影响包结的作用因素。 |
