和天然集料相比较，再生骨料具有强度低、表面粗糙、吸水率大并及含有结晶水等特点。
In contrast with natural aggregate, The feature of recycled aggregate is low intensity, Roughness surface, large absorbing water, Including crystal water and so on.
人造水晶颜色： 白色，紫色， 黄色，蓝色，绿色， 茶色。 物理性质同天然水晶。 （又名再生水晶） 用水热法结晶生产的宝石。
Hydrothermal quartz are crystal grown under hydrothermal method. Their characteristics are of same of geniune crystal. Colors available are clear, amethyst, citrine, blue and green.
考察了温度、原料气组成、冷却时间、结晶环境对结晶过程的影响，以及吸收量、吸附温度、吸附剂含水量和吸附剂的再生条件对吸附过程的影响。
The effects of the adsorption amount, adsorption temperature, water content of the adsorbent and the adsorbent reactivition conditions on adsorption process were described.
考察了温度、原料气组成、冷却时间、结晶环境对结晶过程的影响，以及吸收量、吸附温度、吸附剂含水量和吸附剂的再生条件对吸附过程的影响。
The effects of the adsorption amount, adsorption temperature, water content of the adsorbent and the adsorbent reactivition conditions on adsorption process were described.
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