一个很好的管道通信类,可以实现管道通信的各种机制,还行-A good pipeline communication class, can realize various pipeline communication mechanism, ok

本程序为简单的节水灌溉管道水力计算,虽然小,但还是比较适用的,-This program is a simple water-saving irrigation pipeline hydraulic calculation, although small, but still more applicable,

This program is a simple water-saving irrigation pipeline hydraulic calculation, although small, but still more applicable,