下位

The dragonfish has a long barbel attached to its chin.

眼大，圆形。鼻孔小而不显。口小，下。无牙 齿。

Ovary inferior, 1-8-loculed, with 1 pendulous, apotropous ovule per locule.

子房下，1-8室，每室有1颗倒生的下转胚珠。

The control system is a kind of hierarchical control system,which is composed of teach box,main microcomputer and hypogenous microcomputers.

控制系统采用模块化、分布式多级单片控制方式，分示盒、主、下三级。

Cypsela An achenelike fruit that develops from an inferior ovary and contains some tissues not derived form the carpel.

cypsela连萼瘦果：由下子房发育来的瘦果状的果实，还包含一些不是来源于心皮的组织。

The 586 industrial control computer with PC bus is the primary computer and the secondary computer is combined with microcontroller, SIEMENS transverter and so on.

上PC总线586工业控制计算,下由单片、西门子变频器等组成。