| 摘要 |
Hevea mattress composes of base sheet of which its upper side supports the setting up with liquid pipe directly or such liquid pipe would be inserted with supplement tube before setting up to the upper side of base sheet for heating up liquid to be transmitted and circulated in the tube. At the outside of base sheet, there is cover sheet at least one layer or covering all of base sheet to protect the direct contacting between body or other objects and base sheet. |
