boron plastic是什么意思

用法例句

Oxidation patter of carbon in pig iron containing boron and Fe-C binary system or Fe-C-Si ternary system at different conditions is studied and discussed respectively.

对以含硼生铁为原料直接冶炼硼钢新工艺的关键问题进行了基础研究,为新工艺提供了理论依据。

For the Pingluoba boracic brine in Sichuan basin,the utilization project,which should be based on the e.

结合近年我国发现的钠硼解石固体硼矿藏以及含硼卤水资源的特点,对新型硼资源的加工利用进行了预测。

Synopsis:The controlled compositions and key production process of Boron steel are designed with a view of successful experiences gained by other domestic electric steelmaking plants.

借鉴国内钢厂电炉工艺生产含硼钢的成功经验 ,设计了首钢生产含硼钢的内控成分和关键工艺 ,用BOF -LF -CC工艺批量生产出优质含硼钢。