In order to reveal the detail structure of the polymeric materials, the selective etching treatment of the materials is necessary.
为了提高图象观察的质量和真实反映材料结构的细节必须使材料的结构细节充分暴露出来。
The influence of inorganic filler, functional monomer, etching treatment of teeth surface, etc on the shearing strength of one-component visible-light curing orthodontic adhesive was studied.
研究无机填料、功能单体及牙齿表面酸蚀与否等因素对单组分可见光固化齿科正畸粘接剂剪切强度的影响。
Main fields of application include electroplating, etching and cleaning plants, sewage and water treatment installations as well as solar, textile and food industries.
主要应用领域包括：电镀工厂，蚀刻和净化工厂，废水和自来水处理，太阳能，以及纺织和食品加工业。
Improvement in alkaline etching and smut removing before zincate treatment was summed up.
对浸锌前处理的碱蚀和出光的改进方法进行了总结。
The technics can been applied to surface treatment of chemical etching, chemical polishing and chromium electroplating for different kinds of stainless steel.
该工艺可以用于各种类型不锈钢的化学蚀刻、化学抛光和电镀铬处理。
Treatment in the form of etching or any other process in which material is removed from a solid surface displaces the liquid residue from the surface.
侵蚀形式的处理或其中将材料从固体表面移除的任何其它方法使得液体残余物从表面转移。
The importance of surface cleaning before replating, reverse electro-etching (anodic treatment) as well as low-voltage and small-current plating, and some problems needing attention were emphasized.
介绍了在已有铬层上补镀硬铬的方法，强调了补镀前表面净洁、反电刻蚀(阳极处理)、低电压小电流起镀等工艺的重要性及应注意的问题。
The water injection well of sandstone reservoir may succeed more than production well if taking acid fracturing treatment because reducing of effect closed pressure on acid etching fracture.
由于降低了酸蚀裂缝的有效闭合压力，砂岩储层注水井酸压比生产井酸压更可能获得成功。
Surface treatment such as grinding, polishing, etching influences significantly the hardness of magnesium alloy and the relationship between welding process and hardness.
结果表明，表面处理过程(研磨、抛光、侵蚀液体及工艺等)对镁合金硬度的影响很大，直接影响到“焊接工艺-硬度”之间关系。
Through the study on mechanism of the effects of annealing treatment on etching rate, several laws are obtained, which show different annealing conditions have different effects on the etching rate.
在对退火处理影响腐蚀速率机制研究的基础上，得出了不同退火条件对腐蚀速率的影响规律。
Some experimental methods for the treatment of ammonia etching wastewater are introduced.
报告了碱氨蚀刻废液处理方法的试验研究。
Etching. Use chemical principle, the surface of the metal part destroyed to form patterns, all kinds of metal etching can do color paint or stain treatment.
蚀刻。利用化学原理，将金属表面局部予以破坏构成图案，各类金属蚀刻后可再做上色烤漆或是染色处理。
Objective: TO investigate the effect of etching acrylic resin by chemical surface treatment on repair strength.
目的：观察义齿基托树脂断面丙酮化学处理对树脂粘接修理后的弯曲强度的影响。
The invention comprises the following procedures: preplating, etching, chromium plating, washing, removal of hydrogen, hole loosing, washing and drying and tin plating treatment.
本发明包括镀前工序、刻蚀工序、镀铬工序、水洗工序、除氢工序、松孔工序、水洗烘干工序、镀锡处理工序。
Objective:To investigate the most appropriate etching time in orthodontic treatment, by comparing the clinical failure rates of bracket bonded at 15 seconds and 60 seconds etching.
目的：比较15秒和6 0秒酸蚀后临床托槽脱落率的差异，从而探讨正畸临床适宜的牙釉质酸处理时间。
The well-known problem of delamination was mostly eliminated by the surface treatment of electroplating of al 2024 sheets, instead of conventionally chemical etching by CrO3 etchants.
众所皆知的脱层问题已由铝板的电镀表面处取代传统的铬酸化学蚀刻法大致排除。
Conclusion The bond strength of self-etching method for bracket can satisfy the qualification of orthodontic treatment.
结论自酸蚀粘接剂使用简单，粘接强度可靠，能够满足正畸临床需要。
The invention relates to a surface treatment method of plastic components, comprising the following steps: providing an inkjet device housing etching solution inside;
本发明涉及一种塑胶元件表面处理方法，该方法包括：提供一喷墨装置， 该喷墨装置内收容有蚀刻溶液；
Production and marketing of environmentally friendly glass etching powder and cream for surface treatment.
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Calculations were made of the doped concentration "C0", of the thickness of Cu-film about Cu-treatment and of the junction areas increased by pre-etching.
根据所提出的模型及假设，计算了铜—硫化学比的失配量与掺杂浓度的关系和铜处理工艺中蒸铜层的厚度，采用误差补函数扩散模型计算了结深的增长速率。
Calculations were made of the doped concentration "C0", of the thickness of Cu-film about Cu-treatment and of the junction areas increased by pre-etching.
根据所提出的模型及假设，计算了铜—硫化学比的失配量与掺杂浓度的关系和铜处理工艺中蒸铜层的厚度，采用误差补函数扩散模型计算了结深的增长速率。
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