two-step design

Design of a New Pneumatic Reversing Two& way Plow

新型气动翻转双向犁的设计

Teaching process. Instructional design in P.E. mainly includes two parts.

体育教学设计主要有两大类。

However these two methods cost too much, and usually need along test cycle, which can not adapt to the requirements of modern ship design.

然而，这两种方法的成本比较高，需要耗费很大的人力物力，而且通常试验周期比较长，不能够适应现代舰船设计研究的要求。

Approximating the time delay unit by 1/ 1 pade series, one can get internal model controller using the two-step design approach.

文中引入1/1pade级数逼近纯滞后环节，根据两步法设计内模控制器。

It happened ─ whether by accident or design ─ that the two of them were left alone after all the others had gone.

碰巧——不知是偶然还是有意安排——其他人走后，只剩下了他们两个人。

Use of genetic algorithms in two-way loudspeaker system design

遗传算法在两分频扬声器系统设计中的应用