一种用于三轴试验的自动和连续地测定土样受压时体积改变的装置，包括一个具有柔韧橡胶膜壁的容器１３，土样１０装在所述容器内。在样品上加上一个载荷排出样品中空气和水分。在样品受压过程中，通过将水泵进或泵出内腔１９０来测量受压样品的体积改变量。
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Plasma treatment, a dry, pollution-free, effective and low cost treatment process, can be used to minimise pilling for wool and cashmere knitwears. By modifying the surface structure of fibres with argon plasma, the pilling grade is significantly improved. An industrial-scale plasma treatment system.....
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A new technology for measuring liquid crystal (LC) cell properties is invented. Optical properties and characteristics of LC cells including cell gap, twist angle and rubbing directions of a liquid crystal cell can therefore be measured. They are important parameters for the operation of a liquid .....
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