The special trimming for the fluorspar in Hatch No.2 is up to our requirements demands .二舱氟石的特殊平舱达到了我们的要求.The raw materials used in the production of perfluoropolyethers are a mineral ( fluorspar ) and methane.用于生产全氟聚醚...

fluorspar的音标：fluorspar的英式发音音标为：['flu:əspɑ:]fluorspar的美式发音音标为：['fluəˌspɑ]...

n.氟石，荧石...