强碱

Olid superacid and solid superbase, which are developed in resent years, attract close attention of many researchers, because of high acidic and basic strength, high catalysis efficiency, no pollution to environment, and no corrosion to equipments, reusable and renewable property.

O_4~(2-)/M_xO_y型固体超强酸和γ-Al_2O_3-NaOH-Na型固体超强碱是其中最具代表性、最有工业应用前景的催化剂，本文对两种催化剂及其在有机合成中的应用进行了研究。

Wear particles in the osteolytic tissue can be obtained with strong base digestion and differential centrifugation, which is up to the demand of experimental study.

通过强碱消化及密度梯度离心提取、纯化假体周围骨溶解组织中磨损颗粒的方法可提供符合试验需要的金属颗粒。

Third, we studied the N-alkylation of phthalimide, indole, benzimidazole, succinimide with a variety of halogen in ionic liquid [BF4], [PF_6]. The present method has many obvious advantages, compared to those reported in the literature, including the generality, simplicity of the methodology, the ease of product isolation, the higher yield and potential for recycling of ionic liquids.

第三、研究了离子液体[BF_4]、[PF_6]和BF_4促进邻苯二甲酰亚胺、吲哚、苯并咪唑、丁二酰亚胺的N-烷基化反应，克服了传统溶剂中进行N-烷基化反应要求强碱、反应条件苛刻、时间长、产率一般的不足，改善了反应条件、提高了产率。

Previously, it was reported that the pinacol coupling of carbonyl compounds was achieved by zinc under strong base or weak acid condition.

曾经报道过金属锌在强碱介质或弱酸介质中，促进羰基化合物进行水相呐偶合反应。

The catalytic behavior can be improved by the reduction and reoxidation pretreatment or the addition of La or K promoters.

同一类型催化剂表面强碱位的增加，有利于CO〓的吸附和活化。

In low-temperature superalkaline condition,the nuclei of zirconia were synthesized simply by stirring and milling the solid mixture of sodium hydroxide and zirconium oxychloride.

摘 要：以分析纯氢氧化钠和氯氧化锆为原料，通过低温强碱合成法简单、方便地合成了二氧化锆晶核。

In low-temperature superalkaline condition,the nuclei of zirconia were synthesized simply by stirring and milling the solid mixture of sodium hydroxide and zirconium oxychloride.

以分析纯氢氧化钠和氯氧化锆为原料，通过低温强碱合成法简单、方便地合成了二氧化锆晶核。

Attacked by both acids and strong alkalis, so they require cleaning products that are only mildly alkaline

另一方面，酸和强碱都会剧烈腐蚀轻金属因此这类物品的清洁产品只能是弱碱性的，且绝不能用酸。

Though theoretical analysis and practice, it was found that the defects occur due to a failure of lubricant and the suspension and precipitation of soap liquid can be overcome by neutralizing it with alkalis.

通过理论分析，实际和生产验证，找到了出现表面缺陷的原因是由于润滑剂失败。可采用强碱中合法解决这一问题。

Theeffluent of the enzymatic treatment can be easily biodegraded and does not pose anenvironment threat.

用生物酶前处理代替传统的高温强碱的前处理方式是实现纺织品的高档化和生产的清洁化的一个重要方面。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。