cross-sectional area of contraction的意思|示意
美 / /
英 / /
收缩的截面积
cross-sectional area of contraction的网络常见释义
收缩横断面 ... cross-sectional area of a river 河的横截面积 cross-sectional area of contraction 收缩横断面 cross-sectional area of the pipe 管子的横截面积 ...