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  no corrosion
     Compared with the traditional catalyst H2SO4, the solid superacid catalyst has a lot of advantages, such as higher catalytic activity, lower cost in the preparation, no corrosion to equipments and preventing acid wastewater from draining off etc.
     固体超强酸催化剂与传统的浓硫酸催化剂比较,具有催化效果好,综合运行成本低,且不腐蚀设备、无含酸废水排放等优点,以固体酸作催化剂的有机合成工艺具有绿色化学和清洁生产的特征,使得该类项目研究具有学术价值和广阔的应用前景。
短句来源
     Ti(SO4)2/C was first applied to esterification of butanoic acid with iso - amylol. In the esterification reaction the catalyst had high activity and excellent selectivity as well as no corrosion to the facilities. The product was separated easily and the reaction time was shorter.
     应用活性炭负载硫酸钛(Ti(SO_4)_2/C)催化合成丁酸异戊酯,该催化剂活性高,选择性好,易分离,反应时间短,不腐蚀设备,是一种环境友好催化剂。
短句来源
     In the esterification reactiont the catalyst had high activity and excellent selectivity as well as no corrosion to the facilities. The product was separated easily and the reaction time was shorter. Ag 2SO 4/SiO 2,moreover,was an environmentlly friendly catalyst.
     应用硅胶负载硫酸银 (Ag2 SO4/SiO2 )催化合成水杨酸苄酯 ,该催化剂活性高 ,选择性好 ,易分离 ,反应时间短 ,不腐蚀设备 ,是一种环境友好催化剂。
短句来源
     Ce(SO_4)_2/SiO_2 was first applied to esterification of succinic acid with ethyl alcohol. Content of active constituent of the catalyst was a little. But the catalyst had high activity and no corrosion to the facilities.
     首次以硅胶担载硫酸铈(Ce(SO4)2/SiO2)为催化剂,合成了丁二酸二乙酯,该催化剂活性组分用量少,催化活性高,易分离,不腐蚀设备,无废酸排放,是一种环境友好催化剂。
短句来源
     Comparing with the reaction with sulfuric acid as a catalyst, the process had many advantages: less time, higher yield, simpler technology, no corrosion to equipments, and the recovering and reusing of the catalyst.
     实验表明 ,与H2 SO4 催化剂相比 ,反应时间短 ,产率高 ,工艺简单 ,不腐蚀设备 ,可重复使用。
短句来源
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  non-corrosion
     The synthesis of Isoamyl acetate with ethanoic acid and isoamylol as reactants and solid super acid Fe 2O 3-SO 4~ 2- as catalysts has such advantages as high catalizing efficiency,covenient and economical post-treatment,simple reaction technology,and non-corrosion to the equipment.
     以固体超强酸Fe2O3-SO42-为催化剂合成乙酸异戊酯,催化效率高,后处理方便、经济,反应工艺简单,不腐蚀设备。
短句来源
     Solid superacid SO42-/ZrO2 is a kind of them, which has such advantages as high activity, hydrothermal stability, easy of separation of production with catalyst,non-corrosion and non-enviroment polluting.
     SO_4~(2-)/ZrO_2型固体超强酸催化剂即为其中一种,这种超强酸催化剂具有高催化活性、水热稳定性、产物与催化剂易分离、不腐蚀设备、不污染环境和重复使用等优点。
短句来源
     The method has the advantage of low operation temperature, non-corrosion to equipment, good results for eliminating encrustation and so on.
     该方法具有操作温度低、不腐蚀设备、除垢率高等优点.
短句来源
     Compared with the method of catalyzing by concentrated sulfuric acid,this method had many advantages,such as low amount of catalyst,high catalytic activity,non-corrosion,repeatable usage and easier separation etc.
     该法与传统浓硫酸作催化剂相比,具有催化剂用量少,活性高,不腐蚀设备,易分离,可重复使用等优点。
短句来源
  did not corrode
     This catalyst did not corrode the equipments.
     与盐酸催化剂相比 ,本催化剂用量少 ,不腐蚀设备
短句来源
     It was realized from the worn edge of tools that both chip solution and the mixed solution of hydrochloric acid and acetic acid did not corrode the diamond membrane, however etched the matrix composition.
     试验表明屑末溶液和醋酸、盐酸混合溶液不腐蚀金刚石薄膜 ,但腐蚀基体材料。
短句来源
     Mercaptan and disulfide did not corrode silver strip in the absence of elemental sulfur, however, When mercaptain and disulfide coexisted with elemental sulfur, the corrosiveness of elemental sulfur was accelerated, and the corrosive color appeared multiform.
     硫醇和二硫化物在无元素硫的情况下不腐蚀银片,与元素硫共存时加重腐蚀程度并出现颜色多样性;
短句来源
  “不腐蚀”译为未确定词的双语例句
     SnCl_4·5H_2O is a solid acid catalyst with many advantages, such as high stability, low cost and easy availability, high catalytical activity, without eroding to equipment and so on.
     SnCl4·5H2O是一种稳定性好、价廉易得、催化活性高、不腐蚀设备的固体酸催化剂。
短句来源
     The results indicate the CVD process was no-oxidation and the Al_2O_3-SiO_2 coating can become into mullite-alumina coating by heat-treating it at 1350℃ for 2h.
     结果表明,该CVD过程不具氧化性,对C不腐蚀,制备的A l2O3-S iO2涂层经1350℃热处理2h可转化为莫来石结合-αA l2O3。
短句来源
     The advantages of this method is high yield of DMC,low cost,no eroding and simple operation.
     与已有的碳酸二甲酯合成方法相比,该方法具有转化率高、成本低、不腐蚀设备、工艺路线简单等优点。
短句来源
     JD 3 does not destruct rubber nor corrode pipeline steel.
     JD 3不腐蚀橡胶密封和油管钢材。
短句来源
     The strength of the prepared super strength acid is Ho<-13.75 and the SO42-/TiO2/La3+ solid super strength acid has a high activity and stability which was demonstrated by the test of esterification between acetic acid and butanol.
     制得的超强酸强度Ho<-13.75,通过乙酸和丁醇的酯化试验证明:SO42-/TiO2/La3+固体超强酸具有较高的活性和稳定性,选择性好,易于产物分离,与液体酸相比具有不腐蚀设备等优点,适用于乙酸和丁醇催化的酯化反应。
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  no corrosion
The existence of a threshold value of the proposed factor, above which there is no corrosion cracking, was revealed.
      
No corrosion precursors are observed on the elastically stretched surface.
      
Scanning electron micrographs of exposed surfaces revealed little or no corrosion of the base metal.
      
Experimental results show that the resistance of this steel to the aggressive action of the refining electrolyte is good at the working temperature of 60°C since no corrosion was detected after 24 h of electrolysis.
      
No corrosion was observed in the TiC-injected sample nor in the Ti-6Al-4V base alloy.
      
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  non-corrosion
It was found that the chromium-depleted metallic phase and the iron-based oxide are non-corrosion-resistant, whereas the chromium-based oxide and the stainless steel matrix phase are corrosion-resistant.
      
Attention must also be paid to noise resulting from non-corrosion processes.
      
This, would turn a 8-year inorganic Zn coating into a 40-year coat lifetime, neglecting non-corrosion deterioration.
      
  did not corrode
As expected, the β-titanium wires did not corrode either.
      


The JD-1 foundry core binder is developed on the basis of polyarylic acid witha series of modifications,such as,terepolymerization,crosslinking,neutralization toammonium salt and formation of polyionic complex with polyarylamide.The JD-1 foundry core binder has a lot of advantages,viz:(1)It is incombustible,inexplosive and not corrosive.(2)It is poisonless and ordourless during core-making,drying and casting.Itcauses no environmental pollution.(3)The cores made from the JD-1 foundry binder have high dry strength,lowgas...

The JD-1 foundry core binder is developed on the basis of polyarylic acid witha series of modifications,such as,terepolymerization,crosslinking,neutralization toammonium salt and formation of polyionic complex with polyarylamide.The JD-1 foundry core binder has a lot of advantages,viz:(1)It is incombustible,inexplosive and not corrosive.(2)It is poisonless and ordourless during core-making,drying and casting.Itcauses no environmental pollution.(3)The cores made from the JD-1 foundry binder have high dry strength,lowgas evolution,good deformability,excellent collapsibility(knock-out pro-perty),satisfactory dimensional accuracy and surface quality.The JD-1 foundry core binder can successfully take the place of the oil binder(tung or linseed oil).Core sands prepared from the JD-1 foundry binder are suitableto produce non-ferrous castings with hollows or water jackets of intricate shapes.The mechanism of hardening and basic properties of the JD-1 foundry corebinder have also been investigated.

本文介绍的JD-1型铸造用复合交联粘结剂,是以阴离子型高分子电解质聚丙烯酸为基础,通过调聚、交联、成盐、复合等改性措施,选配阳离子型高分子电解质聚丙烯酰胺而组成,具有三不(不燃、不爆、不腐蚀)、三无(无毒、无嗅、无公害)等特点;本文还阐明了粘结剂的基本特性;讨论了由该粘结剂配制的复交砂的工艺性能;探讨了粘结剂的硬化原理;通过生产性试验,证实了复交砂具有强度高、发气量低、退让性及溃散性良好等优点,铸件表面光洁、尺寸精确,能取代桐油、亚麻油等植物油粘结剂,用于有色合金铸件水腔、气腔、流道等复杂内腔的制芯。

This paper discusses the technology and properties of the texture surface CdS-Cu2S film solar cell.A new technology of texture surface without etching by acid is presented,and the experiment of decreasing costs is darried out.

本文讨论了绒面cds-Cu_2S薄膜太阳电池的工艺和特性,提出了一种绒面不腐蚀工艺,并进行了降低成本的实验。

This article introduces a die lubricant for aluminium alloy castings,a water miscible lubricant without graphite.It possesses good lubricity,ability in reduction of die wear and prevention of sticking and is easy to spray.It also doesn't interfere withpainting and corrode the die and workpieces.In die casting process the lubricant canmake the die easily release.

本文介绍的是用于铝合金压铸的水溶性非石墨型模具润滑剂。这种润滑剂具有良好的润滑性,能减少模具的磨损和防止粘模,易于喷涂,不妨碍喷漆,也不腐蚀模具和工件。在压铸过程可,可获得良好的离型效果。

 
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