逓減 decrease in order●degression●gradual decrease

逓減する 【形】step-down

逓減する〔程度・度合いなどを〕 step down

逓減課税 degressive taxation

逓減供給曲線 decreasing supply curve

逓減曲線 recession curve

逓減効果 depletion effect

逓減残高法 reducing balance method

逓減償却法 decreasing charge method●diminishing provision method

逓減摂動法 reductive perturbation method

逓減摂動論 reductive perturbation theory

逓減定期付き終身保険 whole life insurance with decreasing term insurance

逓減定期保険 decreasing term insurance●decreasing term life insurance

逓減的な 【形】degressive

逓減費 degressive cost●depressive cost