major constituent
英 [ˈmeɪdʒə(r) kənˈstɪtjuənt]
美 [ˈmeɪdʒər kənˈstɪtʃuənt]
主成分；主要成分；主要组分
双语例句
- The major constituent hardware of the devices is detailed.
给出了倒闸装置的硬件原理框图及主要硬件构成。 - China is an often under-recognised but nevertheless major constituent of virtually every global health challenge.
中国常常被低估，但事实上中国几乎是应对所有全球健康挑战的主要成员。 - It is a major constituent in minerals and fertilizers, and is a component of industrial wastewater.
它是矿物质和化肥的主要成分，也是工业废水的组成部分。 - An amino acid, C4H8NCOOH, that is found in most proteins and is a major constituent of collagen.
氨基酸，化学式为C4H8NCOOH，存在于大多数蛋白质中，是胶原蛋白的主要成分。 - Peat moss is a major constituent of most soil mixes.
泥苔藓是许多土壤混合物的主要成份。 - Time is a major constituent of architectural experience.
时间是建筑体验的一个主要的组成部分。 - Natural gas is quite variable in composition, but the major constituent (> 60%) is methane.
天然气在成分上不大稳定，但主要成分（60%）是甲烷。 - A common mineral consisting of crystallized calcium carbonate; a major constituent of limestone.
一种常见的矿物，由晶体形式的碳酸钙构成，是石灰石的主要成分。 - In higher plants the triacylglycerols are the major constituent of this class.
在高等植物中，三脂酰甘油是这类物质中的主要成分。 - Objective: Carry on a research to the Zhejiang volatile oil, refine its major constituent citral, the obviation carcinogen safrole, then prepare soft capsule, and enhance Miao medicine Zhejiang value in use.
目的：对者姜挥发油进行研究，精制其主要成分柠檬醛，除去致癌物质黄樟醚，并将所得的油制备成软胶囊，提高苗药者姜的利用价值。 - The present studies demonstrate that β 2 microglobulin(β 2 m), the major constituent protein in amyloid fibrils, can be modified in situ by advanced glycation end products ( AGE) through binding to AGE modified collagen.
笔者近期的研究证实，淀粉样纤维中的β2微球蛋白（β2m）可通过与晚期糖基化终产物（AGE）修饰的I型胶原的结合，在原位被AGE所修饰。 - As one major constituent of intelligent buildings author points out that proper planning and design should be made in engineering design stage.
提出综合布线系统是智能建筑的一个重要组成部分，在建筑工程设计阶段应进行合理的规划和设计。 - RESULTS Thirty-four chemical constituents of tea tree oil have been identified, and the content of major constituent terpinen-4-ol is34.66%.
结果：对茶树油的34种化学成分进行了定量、定性分析，主要化学成分4羟基萜烯含量占34.66%，初步抗菌实验结果显示茶树油有良好的抑菌作用。 - The feasibility and fundamental conditions for the determination of Sr as a major constituent in geological materials using σ-component of Zeeman split in flame AAS have been studied in order to devise a procedure which is capable of preventing interferences.
本文研究了利用Zeeman分裂的σ组分-火焰原子吸收光度法测定锶矿中高含量锶的可行性及基本条件。 - Although the major constituent of China is not renewable, the employment of sustainable energy has developed a lot.
虽然目前我国的能源结构仍以不可再生能源为主，但可再生能源的开发和利用已有了蓬勃发展。 - By GC-MS, 14 compounds from clove volatile oil were identified. The major constituent is eugenol and the relative content was 68%.
通过GC-MS从丁香挥发油中分离分析出14种化合物，其中丁香酚的相对含量最高，达68%； - It was concluded that taurocholic acid was the major constituent of bile acids in the artificial snake bile.
结果表明牛磺胆酸是人工蛇胆汁中的主要胆汁酸成分； - Soil environment is a major constituent of human ecological environment.
土壤环境是人类生态环境重要组成部分。 - Application writing is an important content of Chinese vocational education, and it is also a major constituent of the cultivation of talented persons of application ability.
应用写作是中职语文教学的重要内容，应用写作能力是应用型人才综合职业能力培养的重要组成部分。 - Water is the major constituent of organism and is homogeneous media, so as the first step one is to study the interaction between radiation and water ( from water vapor to water liquid), and then put the DNA in water.
由于活的生物体往往是由80%以上的水构成，而且生物体的密度和水相近，而水是均匀介质，理论处理较为简单，所以先研究射线和水的相互作用。 - The small and middle-sized business plays an important role in the economy of every country and is the major constituent of social market economy of China.
中小企业在各国的经济板块中都处于举足轻重的地位，在我国它也是社会主义市场经济的重要组成部分。 - Bulk metallic glasses, like many crystalline intermetallics, have large negative enthalpy of mixing among their major constituent elements, and hence are potential candidates for combustion synthesis.
块体非晶合金与许多金属间化合物的主要组元之间都有较大的负混合焓，满足发生燃烧合成反应的热力学条件，因而可以通过自蔓延反应合成。 - In the chromatin of eukaryotic cells, the nucleosome is a major constituent units.
在真核细胞的染色质中，核小体是主要的组成单位。 - Conductor is the important carrier of power transmission, and major constituent part of overhead transmission lines.
架空输电导线是电力传输的重要载体，是输电线路中最主要的组成部分。 - Greenhouse effect is mainly attributed to the excessive emission of greenhouse gas which major constituent is CO2.
温室效应主要是由于温室气体的大量排放造成的。 - Printed circuit board ( PCB) waste is a major constituent in electronic waste, which is very difficult to treat compared with other components.
废电路板是电子垃圾中最复杂、最难以处理的重要组成部件。 - Second, the major constituent of Rheum tataricum is anthraquinone and the glycosides, similar to other species in Rheum genus.
第二，圆叶大黄所含化学成分与大黄属其他植物相似，主要为蒽醌及其苷类，另外还含有甾类。 - With given oilfield simulation method, 3 parameter combinations are selected, that is, organic constituent, major constituent and micro-element.
通过与已知油田类比的方法，选取了有机组分、常量组分、微量元素三个有效参数组合。 - The major constituent of leather wastes is protein, which is a kind of valuable resource. In the past, the leather wastes only a litter was reused but most was discarded, and become a serious environmental pollution.
皮革废弃物，其主要成分是动物蛋白，有着巨大的回收利用价值，以前这些废弃物除少量被利用外，大部分被丢弃，不仅带来了严重的环境污染，而且浪费了宝贵的蛋白资源。