English translation for "head (or delivery) valve"
输出阀
Related Translations:
delivery: n.1.引渡，交付；【商业】交货；【法律】正式让渡。2.运送；投递；传送。3.分娩。4.陈述，讲演；口才。5.【棒球】投球。6.救助；释放。短语和例子the means of delivery 发射工具。 an express delivery 快信，快件。 the two o'clock delivery 两点钟投递的邮件。 aerial delivery 空投。 eas
