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- gas permeable layer 可渗气地层
- Use of special designed rigid gas permeable lenses to re-shape the cornea. 利用高透氧隐形眼镜,改变角膜形状,以达至个别需要。
- Objective To observe the effect of fitting rigid gas permeable lenses (RGP) correcting ametropia of keratoconus. 摘要目的观察硬性透气性隐形眼镜(RGP)矫正圆锥角膜屈光异常的效果。
- Business items: ordinary myopia glasses, contact lenses, presbyopia glasses, rigid gas permeable (RGP) contact lenses. 营业项目:一般近视眼镜、隐形眼镜、老花眼镜、硬式隐形眼镜(RGP)。
- The Contact Lens include Soft Contact Lens(SCL)and Rigid Gas Permeable Contact Lens(RGP). 接触镜包括软性角膜接触镜(SCL)和硬性透气性角膜接触镜(RGP)。
- Purpose: To analyze the feasibility of fitting keratoconus with non-keratoconic rigid gas permeable (RGP) contact lens, and also to find a simple rule for the base curve of the contact lens. 摘要目的:分析以一般高透氧硬式隐形眼镜来矫正圆锥角膜病患的结果,并尝试找出简单的装配原则。
- Sound-insulation and gas permeable laminated glass 隔音透气夹层玻璃
- rigid gas permeable contact lens/therapic use 透气性硬性角膜接触镜/治疗应用
- rigid gas permeable contact lenses (RGP) 硬性透气性角膜接触镜(硬镜)
- rigid gas permeable contsct/therapeutic effect 硬性透气性角膜接触钰治疗作用
- The result shows that sludge contains oil is good pelletal type profile control plugging agent,which can seal high permeability layer efficiently,and play the role for incr... 结果表明:含油污泥是较好的颗粒型调剖堵剂,能够有效地封堵高渗透层,起到增油降水的作用,污泥调剖是施工简单、成本低、封堵效果好的工艺技术。
- hyper-Dk rigid gas permeable contact lens 硬性透气性角膜接触镜
- Rigid gas permeable contact lens 硬性透气性角膜接触镜
- Based on those, the development plan of "plugging of high permeable zones, producing middle-low permeable layers" is developed.After the field teat, oil production is raised and water cut is reduced. 以陈庄油田陈15-13井组为例进行了A值的计算及连通性判断,据此制定了“堵住高渗条带,启动中低渗层”开发调整原则,现场试验后,整个井组的含水呈下降、产量呈上升趋势,见到较好的堵调效果。
- At present used for detection of shieldability testing equipment fanwei permeability Tester permeability tester, gas permeable, permeameter, container/film permeable instrument, etc. 目前用于阻隔性测试的检测设备主要有透气性测试仪、透湿性测试仪、透氧仪、气体渗透仪、容器/薄膜透氧仪等。
- Experiment of seepage control of clay solidification slurry in Permeable layer 粘土固化浆液在强透水层中防渗试验
- Effect of rigid gas permeable contact lens on keratoconus 硬性透气性角膜接触镜对圆锥角膜的塑形作用
- Study on profile control by blocking high permeable layer in Shenyang oilfield 沈阳油田高渗层封堵调剖技术研究
- The influence of confining pressure change and coal cleat on gas permeability is studied by experiments. 本文介绍了钏路煤层及相关割理系统的特性,通过试验研究了围压变化和煤层割理对气体渗透性的影响。
- The coulometric method is applicable for a gas permeability test of only two materials as the alternative method. 在库仑法适用于气体渗透试验的仅有的两个材料的替代方法。