1.预先形成[决定]
2.把...初步加工,对(宝石等)粗加工
1.初步加工的成品;压片;雏形,塑坯预塑;(录音用)盘料;经过粗琢的宝石
1.to shape or form something beforehand
2.to give something a preliminary shape
1.By another method, sometimes called jet molding, preforms are charged one at a time into a single-stage plunger machine.
藉着另外的一个方法，有时叫做了喷气式飞机形成，进入一部单一-阶段跳进的人机器之内在次预先形成被收费一。
2.Injection moulding of bottle CAPS is distinctly different from that of preforms in that it is thin-wall moulding .
与瓶坯注塑截然不同，瓶盖的注塑是薄壁注塑。
3.Resin impregnation was used to density carbon fiber preforms after they had been densified by chemical vapor deposition (CVD).
将炭纤维坯体CVD增密至不同密度，再对其进行树脂浸渍。
4.Rejected preforms can be checked and a complaint passed to the manufacturer where appropriate.
可对剔除瓶坯进行检查，并向适当的制造厂反映情况。
5.High quality preforms are important for discontinuously reinforced composites made by the pressure infiltration method.
采用压力浸渗方法制备非连续增强复合材料需要高质量的预制块。
6.The container's shape results from Crown's proprietary blow-forming process that places preforms into precision molds.
容器的形状结果皇冠专有的吹塑成型工艺，把瓶坯到精密模具。
7.With the fabricated preforms , the pressure casting process of porous aluminum alloy was studied.
采用加压铸造工艺，制备出了多孔铝合金。
8.In this paper the process of preparation of octa-potassium titanate whisker preforms by naturally sinking is introduced.
本文介绍了用自然沉降法制备聚八钛酸钾晶须预制件的生产工艺。
9.Such calculations, the use of optimum design of preforms for beverage businesses enormous cost savings.
这样的计算，对饮料的企业节约大量成本瓶坯优化设计的使用。
10.In the one-stage process, when the preforms cool to about 110oC, the stretch and blow moulding process begins.
一步法是在瓶坯注塑后冷却到约110℃时做拉吹动作。