boron的例句（boron在句子中的用法）

• Especially indicated for glazes which contain lead and boron. 尤其适用于含铅、含硼的釉药.
• 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.
• Determination micronutrient boron for foliar fertilizer by indirect acid - base titration, overcome the inadequate of others method. 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.
• 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.
• 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.
• 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.
• 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.
• Borides were distributed in the shape of continuous net in the structure of high boron alloy. 基体随着添加元素的种类和数量不同而有所不同,硼化物在组织中呈连续网状分布.
• Boron and boride have been widely applied to modern industry. 硼及其硼化物在现代工业中有着广阔的应用前景.
• 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.
• Boron - substituted polyaromatic mesophase prepared by co - pyrolysis of a tar pitch with pyridine - borane complex under autogeneous pressure. 以煤焦油沥青和吡啶硼烷为原料采用加压热缩聚工艺制备硼取代聚芳烃中间相沥青.
• B from the family of boron have autocatalytic effect. 硼族元素对焦炭反应性起负催化作用.
• The three components resins are boron - modified CNSL resin, melamine - modified phenolic resin and aralkyl - modified phenolic resin. 三组份酚醛树脂为硼改性腰果壳油液体树脂 、 三聚氰胺改性酚醛液体树脂和芳烷基 改性酚醛 固体树脂.