Boron: Semimetallic chemical element, chemical symbol B, atomic number 5.
硼: 半金属的化学元素, 化学符号b, 原子序数5.
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我们可以用标准合金 、 硼合金钢 、 抗热和抗腐蚀钢, 以及铝合金来制造他们.
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Neodymium alloyed with iron and boron-NIB-is widely used to produce very strong magnets.
钕合金与铁,硼 - 添加 - 被广泛用于生产非常强磁铁.
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A spectrophotometric method for the determination of trace boron in ferrosilicon alloy was proposed.
建立了蒸馏分离-姜黄素光度法测定硅铁合金中痕量硼的方法.
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Neodymium-iron-boron is a highly magnetized mate rial which is made from powdered agglutination.
钕铁硼 磁体是一种具有高磁化强度的材料,是采用粉末烧结技术制成的.
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Tests were studied to make an approach to ferroboron by ICP-AES technology.
为建立用ICP -AES 技术分析测定硼铁的方法开展了试验研究.
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采用间接酸碱滴定法,测定叶面肥中的硼含量, 克服了其它方法的不足,试验结果满意,便于应用推广.
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Acceptor-An element, such as boron, indium, and gallium used to create free hole in a semiconductor.
受主 - 一种用来在半导体中形成空穴的元素, 比如硼 、 铟和镓.
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This paper has the esterification of isopropanol and salicylic acid in the presence of boronic acid.
以硼酸为催化剂合成水杨酸异丙酯,发现硼酸对水杨酸异丙酯的合成具有良好的催化活性.
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.
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Calmon has quoted ion exchange costs of $ 0.12-0 . 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0.12 ― 0.30美元/千加仑.
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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.
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水质分析要测定钠 、 硫 、 镁 、 钙 、 碳酸盐 、 重碳酸盐 、 氯和硼的含量.
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Iron-nickel-phosphorus-boron quaternary alloy electroless plating on copper panel was described.
在铜基上化学镀铁 - 镍 - 磷 - 硼四元合金.
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采用射频 磁控溅射 技术制备出硼碳氮 ( BCN ) 薄膜.
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High boron iron-based alloy ( HBIA ) is a kind of new wear-resistant material.
高硼铁 基合金 是一种新型 耐磨 材料.
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A hardfacing electrode containing boron and various alloy elements has been developed.
研制出一种含硼等多种合金元素的耐高温磨损堆焊焊条.
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