jié miàn
意思解释：（Sectional）横断面。又特指粒子间碰撞的有效面积。
剖面。1873年丁韪良等《中西闻见录》第4号:“亚谓:若圆球体积或面积为二，则在外与圆球四面相切之圆柱体积或面积为三;将球平截为二，若其截面积为一，则整球面积为四。”1931年《英汉对照百科名汇》:“Section，截面。”…
Section plane. Fine of fourth 1873 Wei Wen Jianlu of Chinese and Western the 4th: Be like spruce pellet bulk or area are 2, outer as tangent as pellet all sides cylinder is accumulated or the area is ball truncat 3; 2, if its are sectional,accumulate for one, area of whole ball is 4. 1931 does English-Chinese contrast is 100 families name collected : Ection, sectional. ...
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