蔓延开 spread out

递延开发费用 [会计] deferred development expense

反时延开关 inverse time-lag switch

延时开关 [电] delay switch ; time-delay switch ; time-lag switch

延伸渐开线 prolate involute

开机延迟时间 TurnOn Time ; Turn on Delay Time

开放式延展平台 OXP

断开延迟 trip delay ; [电] switch-off delay ; Off Delay

延迟开发 delayed development

延迟开启阀 delayed-opening valve