TY  - BOOK
AU  - J. F. DOUGLAS
TI  - SOLVING PROBLEMS IN FLUID MECHANCIS, VOLUME 2
SN  - 0-582-21276-6
U1  - 446.5 DOU v.2  
PY  - 1986///
CY  - 
PB  - ELBS
KW  - 水能、水力机械
ER  -