It has solid wood floor of high-grade, health, comfort, but also has the aggrandizement wood floor environmental protection, moisture-proof, insulation and so on, at the same time.
它既拥有实木地板的高档、健康、舒适的感觉，又具有强化木地板的环保、防潮、绝缘等特点，同时。
2
Petroleum Jelly filled in Telecommunication Cables: Mainly used as filler for the space of multi-conductor of wire and cable with function of moisture-proof and insulation.
通信电缆填充石油膏系列：主要用于对多导体电线电缆缆芯的空隙进行填充，起防潮和绝缘作用。
3
Primary and secondary windings and iron core are insulated by epoxy resin. It has a good ability of insulation and moistureproof.