浅析花境的应用 - xzbu.com 中国论文网 关键词：花境； 植物材料选择； 花境设计 [gap=289]Key words: flower border ;selection of plant material ;design of flower border
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Familiar with selection of piping material, pipe arrangement and so on in power plant, nuclear power plant.
熟悉火电、核电站管道材质选择、配管等技术。
Introduces piping material corrosion characteristics and mechanism of PTA plant, how to select the piping materials and gives the examples of material selection.
介绍精对苯二甲酸装置中常见的管道腐蚀特点和机理，选用材料和选材实例。
The haploid plant is the best material for genetic research of carrot, and homozygous diploid formed by doubling chromosome of the haploid plant is also the best resource of breed seed selection.
而单倍体植株是胡萝卜遗传研究的最好 材料，由单倍体植株染色体加倍而成的纯合二倍体，又是品种选育的最好资 源。
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