About of the workers in the factory were born in the .
A:two-thirds, 1970
B:two-thirds, 1970's
C:the two-third, 1970
D:two-third, 1970
下列有关说法,错误的是( )
①2FeTiO3+6C+7Cl2 高温_ 2TiCl4+2FeCl3+6CO ②在氩气环境中:2Mg+TiCl4 高温_ Ti+2MgCl2
下列判断不正确的是( )