什么叫科学?# Thoughts - 思考者e*e2008-12-15 08:121 楼I just did root canal for 2 of my teeth. do i really need crown or can ijust have it filled and forget about the crown?
t*n2008-12-15 08:123 楼A crown is generally recommended, since the tooth is much more fragile afterroot canal.【在 e***e 的大作中提到】: I just did root canal for 2 of my teeth. do i really need crown or can i: just have it filled and forget about the crown?
g*12008-12-15 08:124 楼实证但没啥直接用途也不来钱的是理科有直接用途但不知道来不来钱的是工科不实证也没直接用途又不来钱的是文科不实证有没有用无所谓但来钱的是商科kzeng肯定不同意第三条:P【在 T*****n 的大作中提到】: 谁给回答一下?: 又,什么叫science或者理科?: 什么叫做工科?泥塑剪纸是不是工科?: 什么叫做文科?什么叫做商科?