biphenyl例句
2024年06月13日 00:28:59
Then they can be further recrystallized to
biphenyl with a purity of over 99.9 %.
进一步用溶剂结晶法去除了联苯中的杂质,获得99.9%以上联苯.
Methods A new synthesis route for felbinac preparation was studied with
biphenyl under ultrasound.
方法:以联苯为原料,在超声催化作用下合成新药联苯乙酸.