下列仪器中，不能用于加热的是 请选择DCBA3h8E4a0Z,n5k.?0^'y3X;?8K+}9S6r)g6@)s,Q(o8~,R1V*l(j,_1b1H7w0U
A. 试管6r)g6@)s,Q(o8~,R1V*l(j,_1b1H7w0U
B. 烧杯6r)g6@)s,Q(o8~,R1V*l(j,_1b1H7w0U
C. 烧瓶6r)g6@)s,Q(o8~,R1V*l(j,_1b1H7w0U
D. 集气瓶6r)g6@)s,Q(o8~,R1V*l(j,_1b1H7w0U