AWWA standard [for] polyethylene encasement for ductile-iron pipe systems
American National Standards Institute., American Water Works Association년:
2005
판:
Rev
출판사:
American Water Works Association
언어:
english
페이지:
32
시리즈:
ANSI/AWWA (American Water Works Association), C105/A21.5-05
파일:
PDF, 1.32 MB
IPFS:
,
english, 2005