带型
参考答案:染色体经物理、化学因素处理后,再进行分化染色,使其呈现特定的深浅不同带纹(banD.的方法。
对于轴承座,国际上规定用()作为评定机器振动状态的物理量.
—You must _____ smoking in public place. Or you'll break the new law.
—Sorry. I won't do it again.
A. put up
B. set up
C. give up
D. use up