The waterproof formation protection sheet and in rivers oceanic civil engineering works differential settlement scour suction and the circular arc slide etc of earth construction in the waste disposal field the sheet for prevention and the primary purifier in the waste disposal field.

摘要

(57) Abstract (Modified) Constitution It is brief between the fiber nonwoven fabrics and the nonwoven fabrics the synthetic resin (the polypThe waterproof formation which inserts ropiren and the poly make network and unifies antiIn the box which utilizes the protection sheet and the said sheet the lightweight aggregate and the likeThe foul solution primary purifier which you inserted. Advantages The economical space, it is superior in application Characteristic and security.