液化石油气所产生的高关注的碳氧化物和氢氧化物，比汽油引擎产生的还少百分之80。
The high concentration of carbon oxide and hydrogen chloride produced by LPG is 80 per cent less than that produced by a petrol engine.
后者是指从被污染地下水中沉淀析出石膏、方解石、萤石以及某些重金属元素的氢氧化物、氧化物、酸式盐和碱式盐的过程。
The technogenic sedimentation refers to the precipitation of gypsum, calcite, fluorite, as well as hydroxides, oxides and salts of some heavy metallic elements from polluted groundwater.
结果表明：宁村瓷石主要由长英质矿物组成，铁元素主要以硅酸盐矿物，硫化物和氧化物及氢氧化物等形式存在；
The results of composition analyses show that Ningcun china stone is mainly composed of quartz, sericite and feldspar; iron is contained in silicate, sulphide, oxide and hydroxide minerals.
实验表明，表面钝化膜形成外层为氢氧化物和内层为氧化物的双层结构。
The results showed that the passive films possessed duplex structure consisting of an outer hydroxide and an inner oxide.
本文认为金属氢氧化物基本是离子晶体，从阴阳离子之间的电力作用大小和离子水合与极化大小出发，探讨金属氢氧化物的溶解度及规律。
The ruler for solubility of hydroxide is discussed through action of franklinic electricity between anion and cation, the strength of hydrated ion and ionic polarization.
本文认为金属氢氧化物基本是离子晶体，从阴阳离子之间的电力作用大小和离子水合与极化大小出发，探讨金属氢氧化物的溶解度及规律。
The ruler for solubility of hydroxide is discussed through action of franklinic electricity between anion and cation, the strength of hydrated ion and ionic polarization.
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