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boron是什么意思

  作者:恒星英语学习网     所属分类:B开头的英语单词     

boron 是什么意思

中文翻译与英英解释

n.
【化学】硼。
adj.
-ic ,-ization n.
【冶金】渗硼。
a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
同义词:B, atomic number 5,

Boron is a chemical element with chemical symbol?B and atomic number?5. Because boron is produced entirely by cosmic ray spallation and not by stellar nucleosynthesis, it is a low-abundance element in both the solar system and the Earth's crust.

例句与用法

1.The condensed vapor boron content was reduced to 2~3 mg/1 .
冷凝蒸汽中硼含量可降到2-3毫克升。

2.There is still great interest in boron as an essential plant nutrient .
迄今硼作为植物的必要营养元素仍极其重要。

3.Borax is the compound commonly applied to the soil to correct boron deficiency .
硼砂是矫正土壤缺硼的常用硼化合物。

4.The presence of boron or a boron compound in neutron shields has certain advantages .
在中子防护体中加入硼或一种硼的化合物是有一定优点的。

5.In one study, the reverse osmosis process removed only 10% of the total boron in a wastewater .
在某一研究中,反渗透法只除去废水中总硼量的10。

6.Calmon has quoted ion exchange costs of $ 0.120. 30/1000 gal for boron treatment .
卡尔蒙提出的离子交换树脂处理硼的费用为012030美元千加仑。

7.Sodium, sulfate, magnesium, calcium, carbonate, bicarbonate, chloride, and boron should be determined in a water analysis .
水质分析要测定钠、硫、镁、钙、碳酸盐、重碳酸盐、氯和硼的含量。

8.Autocatalytic nickel boron coatings for engineering use
工程用自动催化镍硼铸件

9.Photography - processing waste - determination of boron
摄影术.处理废水.硼的测定

10.Materials for sintered neodymium iron boron permanent magnets
烧结钕铁硼永磁材料

 
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