端: end; extremity缘: reason端缘角铁: end top angle舱口端缘围板: hatch end coaming端缘围,缘围端板: end coaming端圆盘: end disc端员组分: end member component; end-member component端约束: end restraint端员岩: end-member rock端约束系数: coefficient of end restraint端员三角洲类型: end-member delta type端运动: end motion端员: endmember