Using the sand pack model, the percolation features of low permeability cores with various clay minerals and different proportions of clays are studied under different fluid injection patterns.
通过室内填砂管渗流实验，研究了不同粘土类型、不同粘土比例的低渗透岩心在不同流体注入方式下的渗流特性，并根据实验结果分析了其渗流机理。
As an example, the Web 2.0 feature pack supports the Comet programming model.
比如，Web 2.0功能部件包支持Comet编程模型。
Model-view-controller: The Rails MVC framework — called Action Pack — is customized for Web-based access and implements a well-known design strategy called Model 2 (see Resources).
模型-视图-控制器：Rails的MVC框架(称为Action Pack)为基于Web的访问进行了定制并且实现了著名的被称为Model2(参见参考资料)的设计策略。
Based on model ACS - 15 electronic balance, a price calculating function for pack goods has been developed.
本文以acs-15型商用电子秤为模型，成功地研究开发出对有包装物品的计价功能。
Each model is supplied with a multi-use nylon sheath (not shown) which can be worn on a belt, pack, or load bearing equipment - or just about anywhere the Operator or Mini Operator is needed.
每个模型是供应多用尼龙护套(未显示)，可穿在皮带上，包装，或装入轴承设备-或在任何地方经营者或小型运营商是必要的。
Before using the Model 7500 for the first time, charge the battery pack for about four hours by plugging the unit into a 110/220VAC or 12VDC outlet using the power cord.
首次使用「模组7500」前，请先用电源线将机组接上110或220伏交流电（110/220VAC）或12伏直流电（12VDC）的电源插座，再将电池组充电约四小时。
Before using the Model 7500 for the first time, charge the battery pack for about four hours by plugging the unit into a 110/220VAC or 12VDC outlet using the power cord.
首次使用「模组7500」前，请先用电源线将机组接上110或220伏交流电（110/220VAC）或12伏直流电（12VDC）的电源插座，再将电池组充电约四小时。
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