本题目来源于试卷: Physics Unit10: Fluids Related Topics，类别为 国际高中通用物理
[单选题]
Suppose that the build7c ni n(jx27iwhi98qn -upelt 1,nvjn gdu0bqy 2-g krwpt*y*3sr;b:5b6 of fatty tissue on the wall of an artery decreased the radius by 10%. By how much would the pressure provided by the heart have to be incread 21b,py5b:gu;*yns *g30n-lt rbtew6k qrv jsed to maintain a constant blood flow?
A. 48%
B. 52%
C. 46%
D. 54%
参考答案: B
本题详细解析:
暂无
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