用高速旋转的齿盘,将微量原药液甩出,雾化成直径为20~100微米的雾滴喷出的方法称为()。
参考答案:超低量喷雾
My name’s Mary. This is my family tree. These are my parents. Their names are Bill and Grace Brown. Those are my grandparents. Their names are Henry and Linda Brown. This is my uncle. His name is John. That boy is my brother. His name is Tony. This is Susan. She is my uncle’s daughter.
小题1:Mary’s brother is ____.
A.Susan
B.John
C.Tony
D.Linda小题2:Bill is John’s ______.
A.father
B.brother
C.uncle
D.son小题3:Henry is Susan’s ____.
B.grandfather
D.grandmother小题4:Grace is Susan’s________.
A.sister
B.mother
C.aunt
D.grandmother小题5:Tony and Mary are Susan’s_______.
A.brothers
B.sisters
C.cousins
D.friends
I was busy with my paper when I heard someone()in the room above.
A.moving on
B.moving off
C.moving up
D.move about