“卤素的”用英语怎么说

多卤化物的形成取决于中心卤化物离子与卤素的结合.The formation of polyhalides depends on the combination of a central halide ion with a halogen.供应商是否有能力提供不含卤素的产品?Does supplier have the ability to build the Halogen - free product?硫与卤素的几种化合物在工业上有重...