精量点播是指每穴种子数、株距和穴距要求比较精确,能保证种子株间()。
参考答案:分布均匀
完形填空。
I have a big family. There are 1. _ people (人) in 2. _ family. They are my father, my
mother, my grandparents, my brother and me. I'm nine years. My brother is 2 years older than
me. He is 3. now. We are in the same school. We usually get up at seven 4. (整).
We have a school bus. Every day we 5._ 6. school by 7. . And we don't go
to school in the moming. We 8. 9. . at school at 12:00 o'clock. We go home at 5:00
o'clock after school.
患者女性,22岁,进食后2小时,因右侧卵巢囊肿蒂扭转,拟行腹腔镜下右侧附件切除术。患者既往甲亢病史3年,入手术室血压125/65mmHg,脉搏125次/分。
麻醉前用药最佳组合是()
A.丙泊酚、阿托品
B.哌替啶、阿托品
C.丙泊酚、东莨菪碱
D.哌替啶、东莨菪碱
E.咪达唑仑、东莨菪碱