定式

Modal verbs generally take the bare infinitive.

情态动词通常用不带to 的不定式。

Complete machine structure but fabrication Cheng is mobile , the stationary type , the trailer are dyadic (half axis or biax).

整机结构可制作成移动式、固定式、拖车式(半或双)。

As the crane is static the mast sections are directly fishplate onto the 4 fixing angles corresponding to the mast type used.

该起重机是固定式的，其塔与四根固定角钢呈鱼尾形（注：即对角线），而角钢的形式又与塔身类型相对应。