VA菌根
参考答案:
VA菌根是内生菌根的主要类型,是由于菌根菌丝在根皮层细胞内形成特殊的变态结构泡囊(Vesicule)和丛枝(Arbuscule),而用其英文打头字母得名。
.—Would you mind if I opened the window?
— ____. In fact , I was going to suggest you _____it.
A.Yes; not did
B.Not at all; do
C.More or less; did
D.Of course; do
什么是谐振过电压?如何分类?