Influence of modification with acidic, amphiprotic and basic oxides on alkylation properties of HY molecular sieve was investigated.
考察了用酸性、两性和碱性氧化物改性HY分子筛对烷基化反应性能的影响。
The supported nickel catalyst was prepared in which basic oxides and transition metal oxides were added as promoter, and all the oxides in amount were less than 30% of the mass of catalyst.
制备了负载型镍催化剂，并加入碱性和过渡金属氧化物助剂，各种氧化物总负载量低于催化剂质量的30 %。
The HR Coil, which is the basic raw material, is passed through CPL to remove the oxides or scales from strip surface to enable further reduction of thickness to desired level in Cold Rolling Mills.
HR线圈，是基本的原料，被道次过 CPL把氧化物或者锈皮从分带表面移开使厚度的较进一步的还原反应能够在冷轧制造工厂需要水平。
Various surface treated inorganic oxides are commonly used as an external additive. The basic functions and properties of inorganic fine particle external additive are described.
表面进行处理的无机氧化物通常是作为外部添加剂来使用，本文介绍了这些超细粒径的外部添加剂的基本功能和特性。
The forming expanding agent is a mixture of basic cupric zinc carbonate and aluminum hydroxide, and the copper-based catalyst comprises oxides of cupric, zinc and aluminous.
所述成型扩孔剂为碱式碳酸铜锌和氢氧化铝的混合物，所述铜基催化剂包含铜、锌、铝的氧化物。
The paper presents the basic principle on the removal of nitrogen oxides upon SCR and discusses the various causes of toxic catalyzer.
本文介绍了SCR脱除氮氧化物的基本原理，并讨论了导致催化剂中毒的各种原因。
Serial colour-glazes were tested in that the colouring materials are common metal-oxides, the basic glaze are lead-free, cadmium-free, zinc-free and low-magnesium frit-glazes.
以普通着色金属氧化物为色剂，基釉为无铅无镉无锌低镁透明熔块釉，研制了系列透明色釉。
Serial colour-glazes were tested in that the colouring materials are common metal-oxides, the basic glaze are lead-free, cadmium-free, zinc-free and low-magnesium frit-glazes.
以普通着色金属氧化物为色剂，基釉为无铅无镉无锌低镁透明熔块釉，研制了系列透明色釉。
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