下沉量
参考答案：
轮胎按规定充气后，在静负苛作用下，断面高度的减量。
—Haven't I told you that I don't like sugar in coffee?
—Yes. I _______ less than I usually do. [ ]
A. was putting
B. put
C. will put
D. had put
科学的决策在农村经济管理中具有什么作用？
