primary plant

Substances conveying plant resistance to insects include inorganics, primary and intermediary metabolites and secondary substances.

给予植物抗虫性的物质包括无机物, 初始、中间代谢物和次生物质.

The major aging problems in a PWR plant and their assessment technologies were summarized as the radiation embrittlement of reactor pressure vessel materials, thermal aging of cast stainless steel, stress corrosion cracking of steam generator tubing and metal fatigue in primary circuit of a PWR plant.

主要的老化机理有反应堆压力容器的辐照脆化、铸造不锈钢的热老化、蒸汽发生器传热管的应力腐蚀开裂和金属疲劳。因而可能是一种潜在的辐射防护剂。

The primary structure of globin moiety is determined by the plant genome.

球蛋白一半的最初构造决定于植物的染色体组.

For the relationship of species diversity and primary production, single sampling strategy within growing season would lead to underestimated of complementarity effect because of neglect of temporal niche complementarity in plant communities.

在植物群落中，对于物种多样性和初级生产力之间的关系而言，生长季内单次取样策略因为没有考虑时间生态位的互补，将会导致对生态位互补效应的低估。

The main related traits such as plant height, terminal height, stem leaf numbers and primary branches did reveal significant differences.

其主要相关性状如株高、封顶高度、主茎叶片数和一级侧分枝数目存在显著差异。

The stopping behavior of the primary pump has been studied in the experiments and the reactor plant, however, the study on the stopping behavior of the primary helium circulator for HTR is very lack.

目前，对压水堆主泵的惰转特性已有大量的实验研究和实际运行结果，但有关主氦风机惰转特性的实验研究与理论研究还很缺乏。

Primary xylem Xylem derived from the procambium in the young plant.

初生木质部:指幼嫩植物中来源于原形成层的木质部.

Simulation of primary fractionator system in ethylene plant

乙烯装置油水洗系统模拟计算

Investigation of the Thermal Aging Effect on the Tensile Property of Primary Pipe Material in Nuclear Power Plant

热老化对核电主管道材料拉伸性能的影响

The company is spending$ 1.8bn on an electric-car plant in east China's Zhejiang province and is also a primary backer of Faraday Future, which is building a separate electric car factory in the suburbs of Las Vegas.

该公司正斥资18亿美元，在浙江省建设一座电动汽车制造厂。此外，该公司还是法拉第未来（Faraday Future）的主要投资方之一，法拉第未来正在美国拉斯维加斯郊外建设另一座电动汽车制造厂。