查询词典 retainable

This Palladacycle catalyzed Heck reaction was characterized by a wide variety of substrates, mildness of reaction conditions, freedom from protection of inert gases and high catalytic activity retainable after repeated uses.

二茂铁亚胺环钯化合物催化的Heck反应具有底物范围较广，反应条件温和，不需要惰性气体保护，催化活性高且催化剂可重复使用仍能保持活性的优点。

Attention should be paid to the study of the cartier of competitive athletics systems.Therefore,we should enhance the political and ideological education of players,study the rules of psychological changes in order to improve and fulfill the content of Chinese competitive athletics system.The system can be compulsively carried out through laws;it can be also practiced and enriched through moral self-discipline by players.We should add cost-consciousness to ideological basis.We will try to keep the fast retainable development of Chinese competitive athletics at the least possible cost.The value of the system of competitive athletics will focus itself on the overall development of players.

特别是要加强运动员思想政治教育、心理变化规律的研究，以完善中国竞技体育的制度内容，既可以通过法律载体以强制的形式出现，又可以通过道德载体以自律的形式予以丰富；思想基础需要增加代价意识，力争中国竞技体育在可持续发展中进步快而代价小；竞技体育的根本目的或者说追求的是人的全面发展。

Because its a retainable, bio-degradative and innoxious energy resource with high flash point, it aroused worldwide interest. In this research, alkali-catalysis and acid-catalysis were applied to prepare biodiesel from palm oils and palmitic acids respectively.

由于生物柴油各项性质与石化柴油极为相似，可以作为石化柴油的替代品，具有可再生、可降解、无毒、高闪点、对环境友好等优点，已引起许多国家广泛重视。

The most favorable technical approach to produce refined sugar with raw sugar is: purification solution of instant liming and CO_2 Charging adhering to principle of retainable restore sugar through low temperature, instant and mild base process.

确定以原糖为原料制造精糖最有利工艺方法是：低温、快速、弱碱保留还原糖为原则，采用瞬间加灰饱充的清净工艺方案。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。