青年中文preform的意思
preform中文翻譯：
v.預先形成
n.粗加工的成品
Preform, its manufacturing method, and container produced by biaxially stretching the preform.───坯，其生產方法，和從該料坯制造的雙軸拉伸容器。
Otherwise, he will never be able to preform again.───否則，他不會是能的再預先形成。
This preform is then heated to a temperature just below the melting point of the alloy.───此時，將初步加工的成品加熱到一定的溫度，這個溫度要剛剛低于合金的熔點。
A cooling circuit for a neck ring of a preform is conformed to the surface of the neck ring by providing a neck ring in two parts.───本發明提供一種用于一預成型件的一頸環的冷卻回路，其通過以兩部分提供一頸環來與所述頸環的表面相配。
The preform is formed by an upper neck which maintains unchanged its form in the final object and a hollow body, joined to the neck.───預型件成形為具有保持其形狀在成品中不變的上頸部和連接到該頸部的中空體。
The preform growth during the stretching and blowing was captured through a transparent mold and used to verify the simulation results.───研制了全透明拉伸吹塑模具，通過可視化實驗對模擬結果進行驗證。
And preschool-age children are easy to preform altruistic behavior to their teachers.───學前兒童對不同對象的利他選擇存在差異，幼兒更易于對教師作出利他選擇。
The Bakelite resin could be compression molded from a loose powder or compressed into a preform, then molded.───膠木（即酚醛樹脂）可從松散的粉末壓縮模塑或先壓縮預制成型，然后模塑。
A holey fiber can be produced by drawing the holey porous preform, after having submitted it to a consolidation process.───可通過將多孔疏松預制棒送入固結工序之后拉絲該多孔疏松預制棒而制造多孔光纖。
Condensate will leave marks on the preform surface.
The exterior walls were made of pre-formed concrete.
The preform preferably has a D/d ratio of about 15 or more, and an optical fiber may be drawn directly from the preform.
Is everything preformed from the beginning, or is development more like the knitting of a fisherman's net?
The structure of preform is described, the processing parameters are predicted in theory and the designs of functional and structural composites are provided by the method of topological analysis.
It does not itself contain a preformed structure, but simply opens up possibilities.
The optimization procedure of preform die shape is given. The sensitivity of nodal velocity and temperature with respect to design variable is developed.
Major in PET preform mould, cap mould and blow mould.
To what extent is the pattern already preformed?