differential cro sectiondifferential cross section微分: differential横截面: cross section横截面: intersecting surface; transversal surface; (transverse) cross section截面；横截面: cross-section横截微分: transverse differentiation下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:微分横截面，即可在微信中查询翻译
