pretreatment是什么意思

网络释义

用法例句

The pretreatments of black plate for tin-plating, mainly alkaline cleaning or acid cleaning, are quite important in the whole plating process.

镀层钢板的镀前处理主要有碱洗和酸洗两道工序,它们是整个电镀工艺过程中相当重要的一环,任何不当的工艺条件和操作都影响到后面的电镀作业,造成有缺陷的甚至是不合格的产品。

The coating quality problems,which were caused by improper pretreatment for electroplating of the microelectronics packages,are discussed in the paper.

讨论了微电子封装外壳电镀前处理不良引起的镀层质量问题,特别对封装外壳污染物的种类以及污染程度的影响提出了相应的前处理措施。

Introduction is done to the new chemical nickeling process and the prescription.

详述了对转杯纺纺纱器主要组件中转杯、分梳辊、阻捻头进行硬质阳极氧化处理存在的问题 ,介绍了新型化学镀镍处理工艺及配方 ,说明新工艺可不同程度提高上述三大件的使用寿命并改善成纱质量。

PRETREATMENT FOR ELECTROPLATING OF MAGNESIUM ALLOY

AZ31镁合金电镀前处理工艺研究

It used before electroplating to improve the adhesion of coat, before painting to enhance the pigmentation.

在电镀前处理，可增强镀层的附着力，在喷漆前处理，可增强油漆的着色力。

Adsorption behavior of chitosan for Pd(Ⅱ) ion in electroless plating pretreatment

壳聚糖对化学镀前处理中Pd~(2+)的吸附行为

Preparation and characterization of activation membrane of chemical plating pretreatment on electromagnetic shielding textiles

新型电磁屏蔽纺织品化学镀前处理活化膜的制备及表征

Pretreatment,Electroplating and Recycle of Diamond Powder in Mosaic Plating

镶嵌镀中金刚石粉的前处理、电镀与回收

Pretreatment for Electroplating of ABS Plastics by Potassium Hypermanganate

ABS塑料电镀的高锰酸钾前处理工艺

The production process of continuous zinc electroplating for steel wire was composed of wire drawing, heat treatment, pretreatment, zinc plating aid post-treatment as well as wastewater treatment.

铁丝连续镀锌的生产过程由拉丝、热处理、前处理、镀锌、后处理和废水处理所组成。

Electroless Deposition of Ni-P, Ni-W-P Coatings with a Chromium-free Pretreatment on AZ91D Magnesium Alloy;

AZ91D镁合金无铬前处理化学镀镍磷、镍钨磷合金

Study on the Application of Polyacrylates in Electroless Nickel Plating onto Plastics;

聚丙烯酸酯作为化学镀镍前处理剂的研究

Study on Electroless Deposition of Ternary Coatings with a Chromium-free Pretreatment on AZ91D Magnesium Alloy;

AZ91D镁合金无铬前处理化学镀三元合金研究

Study on the Direct Electroless Nickel Pretreatment on Aluminum and Its Alloy;

铝及铝合金直接化学镀镍前处理工艺研究

Research of Chrome-free Pretreatment for AZ31B Magnesium Alloy Electroless Nickel Plating

镁合金AZ31B化学镀镍无铬前处理工艺研究

Chrome and Fluorine-free Pretreatment of Magnesium Alloys for Electroless Nickel Plating

镁合金化学镀镍无氟无铬的前处理工艺研究

Pretreatment Technology of the Carbon Nanotubes before Pb-Sn Composite Plating

碳纳米管在铅锡复合镀前的预处理工艺探讨

Pretreatment Process and Electroplating on Surface of Magnesium Alloy

镁合金表面前处理浸锌工艺及电镀铝研究

CHROME AND FLUORINE-FREE PRETREATMENT OF MAGNESIUM ALLOYS FOR DIRECT ELECTROLESS NICKEL PLATING

镁合金无铬无氟前处理直接化学镀镍研究

EFFECT OF PRETREATMENT ON ADHESION OF ELECTROLESS PLATED Ni-P COATINGS ON SINTERED Nd-Fe-B PERMANENT MAGNET

前处理对烧结钕铁硼化学镀镍结合力的影响

Preparation of silver-coated glass fiber by electroless plating with ultrasonic treatment

超声处理化学镀法制备镀银玻璃纤维