ferroboron_例句_有道手机词典

1.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。
dict.yoduao.com
2.Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method.
通过预先制备带有孔隙的硼铁合金预制块，用普通浇注的方法，获得以灰铸铁为基的铸造表面复合材料。
dict.yoduao.com
3.Small amounts of boron were transferred from the electrode to weld metal by adding boron oxide or ferroboron powder to the electrode covering.
通过在焊条药皮中加入氧化硼或硼铁向焊缝渗入微量硼。
dict.yoduao.com