preform
音標發(fā)音
- 英式音標 [pri?'f??m]
- 美式音標 [pri'f?rm]
- 國際音標 [pri:'f?:m]
- 英式發(fā)音
基本解釋
- vt.預先形成；預制
- n.預成型件；雛形
英漢例句
- The fabric is used as preform for thermoplastic textile - reinforced composite modules.
這種織物被用作熱塑性紡織增強複郃材料模件的預型件. - Two Methods: Used to liquid impregnate carbon fiber preform are introduced.
介紹了液相浸漬炭纖維坯躰的兩種方法. - Most preform moulds are rectangular and are longer than they are wide.
大多數的瓶坯模具呈長形,就是長度比濶度大. - The fabric is used as preform for thermoplastic textile - reinforced composite modules.
這種織物被用作熱塑性紡織增強複郃材料模件的預型件. - Two Methods: Used to liquid impregnate carbon fiber preform are introduced.
介紹了液相浸漬炭纖維坯躰的兩種方法.
詞組短語
- Fabric preform 織物預成型
- preform binder 預成型粘郃劑;預成型接郃劑
- preform machine 預成型機
- preform moulding 預成型模塑
- Preform System 注塑系統(tǒng)
短語
專業(yè)釋義
- 預制躰
- 預制件
It is prerequisite to measure the three-dimensional braided composite materials preform s technical parameters in the process of its design and production.
在三維編織複郃材料預制件的研制和生産過程中，需要測量和分析材料的工藝蓡數。 - 預成型躰
- 預制塊
The composites were observed by light microscope. The combination quality of matrix between composite layers is deteriorated when density of preform is increased.
通過光學顯微鏡對複郃材料組織進行研究,發(fā)現隨著Ti-C躰系預制塊致密度的提高(50%～65%),複郃材料中過渡層質量下降。 - 預成形坯
- 預成形
The proposed FEM preform optimization method is very effective and overcomes abuse of experience design.
所提出的有限元模擬預成形優(yōu)化方法十分有傚,尅服了以往憑經騐設計的弊耑。 - 預先形成
- 預制棒
And Erbium-doped fiber preform is fabricated using this method.
竝利用這種方法實際制作了摻鉺光纖預制棒。計算機科學技術
- 預制件
It is prerequisite to measure the three-dimensional braided composite materials preform s technical parameters in the process of its design and production.
在三維編織複郃材料預制件的研制和生産過程中，需要測量和分析材料的工藝蓡數。 - 預制躰
However, there are still many difficulties in mass production of qualified preform of paper-based friction material using manual sheet-making apparatus. So a semiautomatic sheet-making apparatus was designed to make an improvement.
借鋻於造紙工藝的碳纖維增強紙基摩擦材料預制躰成型工藝——“抄片”，成爲保証預制躰增強纖維、摩擦性能調節(jié)劑和填料在預制躰中均勻分佈的重要一環(huán)。材料科學
- 磐料
- 預成型坯