This communication reports the reports the synthesis, crystal structure and the fluorescent property of cryptates [EuML(DMF)](ClO4)2 (M=Cd, Ni).
This communica
玻利维亚至巴西输气管道系统的施工已近尾声,目前这一地区的管道施工重点正转向大口径越境天然气管道的建设。 玻利维亚至巴西的2 900km的输气管道于1997年底投入施工,此前
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Thepipelinesarethemostsafetypeoftransport, howeveritsprofession problem, preventionofpumpedproductleakagesbecomesmoreandmor
The adsorption of phenol and nitrophenols on hypercrosslinked polymeric adsorbent was studied as a function of the solution concentration and temperature. Adsor
Catalytic partial oxidation of methane to syngas using the lattice oxygen of La1-xSrxFeO3 perovskite oxide catalysts in place of molecular oxygen was studied. L
我部有辆BJ212型汽车,从修理厂大修开回营房后就封存了。开封启用后,开始两天司机没注意机油压力表上的读数变化,一周后突然发现机油压力表读数变化很微小。开来修理时检查,
电解质溶液广泛存在于自然界以及各种工业生产过程 ,在化工、冶金、地质、海洋和环保等领域都需要有关电解质溶液热力学的理论来探讨问题的本质 ,提高应用水平和扩大应用范围
前 言微生物法提高原油采收率 ,即使在油价较低的情况下也具有获得投资效益的潜力。微生物提高原油采收率的机理有 :产生生物表面活性剂 ,减小油、水界面张力 ,提高驱油
An ultrafine Ru-B amorphous alloy catalyst was prepared by chemical reduction with KBH4 in aqueous solution, which exhibited perfect selectivity to sorbitol (~1
The theoretical study of reaction between PH2 and NO on the ground state potential energy surface is reported by using molecular orbital ab initio calculation a