preform

a preformed pool.

个预制水池。

preformed joint filler

预塑式嵌缝板, 预制填缝料

The structure of the preformed armor rods is simple and a set of preformed rods become an empty pipe and enlace ,hold and protect the conductor。

预绞式护线条结构简，预绞丝形成空管，包裹导线时产生握力，从而保护导线；

Dacryocystography was preformed in all patients before operation to confirm the obstructive sity and the size of lacrimal sac.

术前造影以了解泪小和阻塞部位，以选择最佳手术适应证。

When installation, unlade the join copper bus bar, through the preformed long-square hole, fixing it on the main grounding bus bar.

安装时将互连铜排卸下，穿越柜间预留长方孔，固定在相邻两柜主接地铜排上。

Intensive Mixer(Banbury Mixer), Kneader Mixer, Pelletizer, Rubber Extruder, Rubber Preformer, 2 Roll Mixing Mill, Lab Machinery.

经营范围： 高速混练机、强力混合机、造粒机、橡胶挤押机、过滤机、橡胶粗胚成型机、橡塑胶实验机。