English translation for "optional duty"

选择税

Related Translations:

optional skioff:  程序跳段结束

optional accessry:  选择附件

optional file:  任选档案

optional courses:  选修课

optional variant:  随意变体

optional const:  可选择的构造函数参数

optional destination:  可自选卸货港任选目的港选择卸港

optional tasks:  任选事项

optional nature:  任择性, 非强制性, 任意性选择性

optional clause:  任选条款任择条款, 任意条款选择条款

Similar Words：

"optional destination and option fees" English translation, "optional discharging port" English translation, "optional dive" English translation, "optional dividend" English translation, "optional double" English translation, "optional element" English translation, "optional equipment" English translation, "optional exercise" English translation, "optional extended area service" English translation, "optional extras" English translation