查询词典 precursor

It is the most important precursor industry that represents the total national power and competition of a country.

高新技术产业园区作为发展高新技术产业的基地，在国家的经济发展中占据重要地位，对高新技术产业开发区的竞争力进行研究和评价具有重要的意义。

However, when the precursor records are studied, one must notice the geology background in different areas.

然而， 在考察不同地区的前兆记录时，必须注意不同地区的地质背景。

Thought concept transformation is the precursor of the reform.

思想观念的变革是改革的先导。

Because of this, they were allowed to survive and we seen as an early precursor to what was to be Christianity.

正因为如此，他们被允许生存，而我们看到，作为早期的前兆是什么是基督教。

Results showed that, serine was the better synthetic precursor.

结果表明，丝氨酸是较佳的合成前体。

Endothelial progenitor cells are precursor cell of endothelial cells, and involved in the vascular endothelial cells repair process.

内皮祖细胞是内皮细胞的前体细胞，参与了血管内皮细胞修复过程。

Analysis of the material change, garlic cells bioactive aliphatic thio cysteine sulfoxide and thiosulfate propenyl cysteine sulfoxide sulfur compounds in garlic, such as the role of enzymes, the generation of thiobarbituric acid sub - ester, propylene-based thiosulfinates, allyl thiosulfinates as garlic pigment precursor substances, and further changes occurred in the green garlic.

从物质变化分析，大蒜细胞中的生物活性物质硫代脂肪族半胱氨酸亚砜和硫代丙烯基半胱氨酸亚砜等含硫化合物在蒜酶的作用下，生成硫代亚磺酸酯、丙烯基硫代亚磺酸酯、烯丙基硫代亚磺酸酯，作为大蒜色素物质的前体，进一步发生大蒜绿变。

Fine source of fiber production to PET, PP and PVC as raw materials of various types of precursor, the main high-temperature wire products, after several years of solid development, has made a very good market effects, has won industry acclaim, enterprise output in 2000 tons, existing staff nearly 100 people, including professional and technical personnel 10 people, managers of 15 people, enterprises have a dedicated product development center, for different regional markets characterized by the development of the wig production Protonema different production processes.

精源化纤生产以PET，PP 以及PVC为原料的各类原丝，主打高温丝产品，经过几年的踏实发展，已经取得了很好的市场效应，赢得了业界的一致好评，企业年产量2000吨，现有职工近100人，其中专业技术人员10人，管理人员 15人，企业拥有专门的产品开发中心，针对不同地区市场的假发生产特点开发出不同的原丝生产工艺。

A vitamin precursor that the body converts to its active form through normal metabolic processes.Carotene,for example,is a provitamin of vitamin A.

维生素原一种由身体通过正常新陈代谢过程，将其转化成活跃形式的维生素的前体，比如，胡萝卜素是维生素A的维生素原

Their counterparts of film form were prepared on quartz glass substrate from the same precursor.

采用同样的先体在熔融石英衬底上制备得到了薄膜。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。