管套

Traditional form:

管套

Pinyin (reading):

guǎntào

Definitions:

• pipe sleeve

Characters:

• 管 - tube, pipe, duct; to manage, to control
• 套 - case, cover, envelope, wrapper

Traditional characters:

• 管 - tube, pipe, duct; to manage, to control
• 套 - case, cover, envelope, wrapper