English translation for "助井"

main opening
main shaft

Related Translations:

助:  动词(帮助; 协助) help; assist; aid; support 短语和例子互助 help each other; 助我一臂之力 lend me a helping hand; 自助者天助。 god helps those who help themselves. 得道多助。 a just cause enjoys abundant support

Similar Words：

"助接触剂" English translation, "助接线板" English translation, "助介程序" English translation, "助近" English translation, "助经" English translation, "助久" English translation, "助九郎" English translation, "助聚剂" English translation, "助卷机" English translation, "助卷机辊" English translation