The measure of wear resistance and corrosion-proof is proposed.
并提出防腐耐磨综合措施。
2
The control valves with ceramic trim are expounded. It has the corrosion-proof, abrasion-proof and high temperature proof performance, and it also has obtained successful application.
Carbon fiber is a new type building material which is widely used for its light quality, well corrosionproof, sheet material and high tensile strength.