niobite

常见例句

The selective depression performance of four type depressants for niobite and do lomite is described.
考查4种抑制剂对铌铁矿及白云石的选择性抑制性能。
The fine spar contains 40 % tantalum while the tantalum niobite contains 21% tantalum.
细晶石中的钽的含量占40%25，而钽铌铁矿中的钽含量占21%25。
Study on Depression about Niobite and Dolomite
铌铁矿及白云石的抑制作用研究
a hard gray lustrous metallic element that is highly corrosion-resistant; occurs in niobite and fergusonite and tantalite.
一种坚硬有光泽的灰色金属元素，抗腐蚀性极强，见于铌铁矿、褐钇铌矿和钽铁矿中。
a soft gray ductile metallic element used in alloys; occurs in niobite; formerly called columbium.
一种灰色金属元素，软质，易延展，用于合金中，见于铌铁矿，以前称作钶。