查询词典 preform

It is not only the raw material for producing semiconductor - class polycrystalline silicon and optical fiber preform , but also the important raw material for organosilicon industry and metallurgical industry .

它不仅是生产半导体级多晶硅和光纤预制棒的原料，而且是有机硅产业的重要原料，同时也是冶金工业的重要原料。

The high-speed multi-stage forging is an advance forming technique. It is different from the traditional die forging process. The improper preform design will lead to some problem in actual production, such as too large load, underfill, folding and so on.

多工位高速锻造是一种节能减耗的先进成形技术，与传统的单工位多工序锻造有较大区别，不合适的预锻工位模具设计在生产中会造成载荷过大、锻件充填质量差、折叠等问题。

In recent years companies real-time tracking of the International Plastic packaging technology to the latest information, with a strong technical force, the use of international common CAD, CAM computer-aided design system, developed with scientific and technological content of the QCL-12 Series-blower, automatic Blower and infra-red rotary-controlled heater cycle and with this equipment, such as supporting the blowing mold, multi-cavity preform mold, mold caps, the series equipment products with stable quality, easy to operate, wide application, low cost Advantages, beverages, confectionery, pharmaceuticals, chemicals, oil producers, such as wider use of the ideal mechanical packaging equipment.

近年来公司实时跟踪国际塑料包装技术的最新信息，以强大的技术力量，采用国际通用的CAD、CAM计算机辅助设计系统，开发研制具有科技含量的QCL-12型系列多功能吹瓶机、全自动吹瓶机及红外线旋转式循环自控加热器等设备和与此配套的吹瓶模具、多型腔瓶坯模具、瓶盖模具，该系列设备具有产品质量稳定、操作方便、应用范围广、成本低等优点，是饮料、糖果、医药、化工、油脂等生产厂家广泛采用的理想机械包装设备。

In the fierce market competition, we have excellent quality and leading-edge technology to win, we serve our customers while growing their own, the company has from a single cellular blowing machine manufacturers to develop into involving infrared Automatic bottle-blowing machine , semi-automatic blowing machine, multi-function bottle-blowing machine, Automatic hollow blow molding machines and related tooling (tube mold, preform mold, blowing mold, bottle cap mold) and other areas of industry and trade comprehensive enterprise Branch.

在激烈的市场竞争中，我们以优良的品质和领先的科技取胜，我们在服务客户的同时不断壮大自己，公司已由原先单一的蜂窝式吹瓶机生产企业发展成涉及红外线全自动吹瓶机，半自动吹瓶机，多功能吹瓶机，全自动中空吹塑机和相关配套模具（管坯模具，瓶坯模具，吹瓶模具，瓶盖模具）等多领域的科工贸综合性企业。

In the fierce market competition, we have excellent quality and leading-edge technology to win, we service clients in growing their own at the same time, the company has from a single cellular blowing machine manufacturers to develop into involving infrared Automatic bottle-blowing machine , semi-automatic blowing machine, multi-function bottle-blowing machine, Automatic hollow blow molding machines and related tooling (tube mold, preform mold, blowing mold, bottle cap molds) such as many areas of industry and trade comprehensive enterprise Branch.

在激烈的市场竞争中，我们以优良的品质和领先的科技取胜，我们在服务客户的同时不断壮大自己，公司已由原先单一的蜂窝式吹瓶机生产企业发展成涉及红外线全自动吹瓶机，半自动吹瓶机，多功能吹瓶机，全自动中空吹塑机和相关配套模具（管坯模具，瓶坯模具，吹瓶模具，瓶盖模具）等多领域的科工贸综合性企业。

Huangyan Yusheng Polyester Mold Factory is specialized PET, BOPP preform mold, bottle mold production enterprise, now has 13,800 square meters factory, more than 40 million yuan in fixed assets, employees 350 people.

黄岩裕盛聚酯模具厂是专业化PET、BOPP瓶坯模、瓶盖模的生产企业，现拥有厂房13，800平方米，固定资产四千多万元，职工人数350余人。

The results show that the upsetting deformation law of sintered preform is alike with the compact body,and the crank press is the best equipment of powder forging technology.

结果表明：烧结体的镦粗变形规律与致密体相同。指出了曲柄压力机是粉末锻造工艺的最佳设备。

The upsetting test of metal powder sintered preform by blow speed of the hydraulic press,crank press,pneumatic hammer and high energy rate forging hammer was reported.

研究了用液压机、曲柄压力机、空气锤及高速锤的打击速度对粉末冶金烧结体进行的镦粗试验。

The effect of boric acid on carbon fiber properties and thermal conductivity of carbon carbon composites was investigated by dipping preform in boric acid before pretreatment.

在预制体炭纤维预石墨化前对其进行硼酸处理，研究硼酸对炭纤维性能，C/C复合材料导热率的影响及其作用机理。

The effect of boric acid on carbon fiber properties and thermal conductivity of carbon carbon composites was investigated by dipping preform in boric acid before pretreatment.

摘 要：在预制体炭纤维预石墨化前对其进行硼酸处理，研究硼酸对炭纤维性能，C/C复合材料导热率的影响及其作用机理。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐