坝面排水系统设计
design of dam face drainage system
滴灌系统设计水头
designed water head of drip irrigation system
防排水系统设计
design of waterproofing and drainage system
水电站机组冷却水系统设计
design of cooling water system of unit for hydropower station
水库用清漂机系统设计
Design of the Floating selecting Machine
ANSYS概率设计系统PDS
ANSYS probability design system
LISP语言对象导向程序设计系统
Lisp object-oriented programming system