Researches have been carried out in the second reservoir by physical modeling method to find out the formula weight of the polymer, injection rate, slug size and viscosity of the polymer solution.
通过物理模拟方法，研究杏北油田二类油层聚合物相对分子质量、注入速度、段塞大小、聚合物溶液黏度、不同注聚方式对驱油效果的影响。
Method Porous surfaces with blood latent fingerprints was soaked with sliver physical developer solution, sliver particles attached to latent fingerprints.
方法把检材浸泡在配制好的物理显影液中，还原的银粒子吸附在血潜手印部位显现出手印纹线。
For a long time, the primary method of the complex flow field research and project's solution on practical problems is the hydraulic physical model experiment.
长期以来，复杂流场的研究及解决工程实际问题的主要手段为水力学物理模型试验。
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