The shaft sinking with the aid of grouting in Jingzhou Asbestos Mine indicates that sinking is possible in aquiferous karst area.
金州石棉矿竖井的顺利下掘,说明在溶洞发育岩层中用注浆法凿井是可行的。
Text also explain climatically the reason why only these are lots of thatching in Yunnan zone based on the aquiferous capability of the couch grass and stability of stake.
本文还根据茅草的蓄水能力和木柱子的稳定性,解释为什么云南地区在过去,会有如此众多的茅草屋存在的气候方面原因。
The utility model relates to a post shaped aquiferous porous foamed pot clay which has high performances of water suction and water dilution and high compression strength.
本实用新型涉及一种具有高吸水和释水性能并具较高抗压强度的柱状蓄水多孔发泡陶土块。
The geochemical behaviour of heavy metals in river and its effect on shallow aquiferous system of both sides of the river are studied by theoretic calculation and experiments.
通过理论计算和实际试验,研究和分析了河流中重金属元素的地球化学行为及其对两侧浅部含水系统的影响。
The geochemical behaviour of heavy metals in river and its effect on shallow aquiferous system of both sides of the river are studied by theoretic calculation and experiments.
通过理论计算和实际试验,研究和分析了河流中重金属元素的地球化学行为及其对两侧浅部含水系统的影响。
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