Chinese | English |
台阶等高值平面 | belt contour plane |
均等年金系列现值系数均等年金系列以各年年金换算为现值时所乘的系数 | equal-payment series present worth factor |
均等年金系列终值系数均等年金系列以各年年金换算为终值时所乘的系数 | equal-payment series compound amount factor |
应力等值线图 | contour plot of stresses |
水平应力等值线 | contour of horizontal stress |
等值 | countervalue |
等值无约束药包 | equivalent unconfined charge |