16. The evaporite rocks consisted of halite and anhydrite rocks mainly existed in north and centre of Dongying sag where the deep fractures developed.
通过分析了该地区蒸发岩地层的沉积特征和沉积条件,认为东营凹陷沙四段蒸发岩类的物质基础是深层卤水;
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17. In combination with the features and application requirements of anhydrite, the specific direction in deep-level development of anhydrite was pointed out.
结合硬石膏的特性和应用要求,指出了硬石膏深层次开发的具体方向。
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18. The SI data showed that gypsum and anhydrite we re in an unsaturated state, but calcite, aragonite and dolomite were in a super- saturated state in the groundwater.
饱和指数表明,地下水中石膏和硬石膏呈非饱和状态,而方解石、霰石呈过饱和状态。
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19. The result indicated that the anhydrite could toughen and reinforce PP. The anhydrite modified by aluminium coupling agent was more effecive than the unmodified anhydrite.
结果表明:硬石膏能够增韧增强PP,经铝酸酯偶联剂改性的硬石膏的增韧增强效果比不改性更加明显;
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20. The efficient bulking agent of concrete was obtained by mixing anhydrite and specially made aluminous clinker. The anhydrite was obtained by calcined and dehydration ardealite.
本文介绍了利用工业废弃物磷石膏煅烧脱水制取硬石膏,再与特制高铝熟料配合研制混凝土高效膨胀剂。
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21. Choosing potassium sulfate as an activator to stimulate the activity of natural anhydrite, and modified its properties by adding Portland cement and hemihydrate gypsum respectively.
选取硫酸钾作为激发剂对天然硬石膏进行活性激发,并分别掺入硅酸盐水泥与半水石膏进行改性。
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22. In this paper, experimental study is made on decomposition temperature, decomposition ratio of calcined anhydrite, activity of decomposition products and stimulating effect on fly ash.
23. Main products include: coal, kaolin powder, anhydrite mineral, activated carbon, chloridize polythene, copper tube, zincification steel tube, and our products are available world wide.
产品主要包括:煤炭、高岭土、石膏、活性炭、铜材制品、镀锌管材、氯化聚乙烯等,畅销世界各地。
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24. Based on the engineering background of Jingzhuling tunnel, by studying the characters of anhydrite, this paper describes the tunnel construction technology in anhydrite stratum in detail.
以荆竹岭隧道为工程背景,通过分析石膏地层的工程特性,详细介绍了荆竹岭隧道石膏地层的施工技术。
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25. Cementation is showed by the secondary enlargement of quartz and feldspar, the successive formation and pores filling of cementing material of authigenic clay mineral, calcite and anhydrite, etc.
胶结作用表现为石英和长石的次生加大、自生粘土矿物、碳酸盐和硬石膏胶结物的依次形成并充填孔隙。
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26. The strength and water-resistance of fly ash anhydrite binder (be called FAB in short). which its main raw materials are desulphogypsum and fly ash , are higher than those ordinary gypsumpreducts.
27. The strength and water-resistance of fly ash anhydrite binder (be called FAB in short). which its main raw materials are desulphogypsum and fly ash , are higher than those ordinary gypsumpreducts.