1、

The reservoir space has the multi-origins, by primary blowhole and secondary corrosion hole primarily.

储集空间具有多成因性,以原生气孔和次生溶蚀孔为主。

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2、

On the basis of erosion wear theory of materials and the abrasive water jet cutting process, the mechanisms of both casing cutting and formation rock cutting with hydraulic sand blasting perforation of oil wells are discussed, and the influencing parameters are investigated.

根据材料冲蚀磨损理论和磨料射流切割原理,对利用水力喷砂射孔技术切割套管和近井地层岩石的机理及其影响因素进行了分析。

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3、

H2 evolution experiment shows that SDBS can be used as inhibitor for zinc electrode due to its blanketing effect.

析氢实验表明,SDBS通过覆盖效应对锌电极起到了一定的缓蚀作用。

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4、

SHL Polyurethane-epoxy Bituminous Anti-corrosion Paint

SHL聚氨酯环氧沥青防腐蚀漆

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5、

The composition, binding power, electrical resistivity and corrosion resistance of plating were analysed.

对镀层进行了成分、结合力、电阻率和耐蚀性分析。

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6、

Cause analysis for erosion of tundish stopper in sheet billet con-casting

薄板坯连铸中间包塞棒侵蚀原因分析

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7、

Freeze Fracture Etching Study of Tight Junctions in Bile Canaliculus

毛胆管紧密连接的冷冻蚀刻研究

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8、

Research on Oilwell Cement Corrosion by Chloride Ion and Bicarbonate Ion Versus

氯离子与碳酸氢根离子对油井水泥的腐蚀研究

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9、

Higher self biasing voltage increases ion bombardment energy and densities of oxygen atoms/ ions, which is a key factor for etching.

基底直流自偏压的提高能增强离子轰击效应和增加氧原子/氧离子密度,因而是决定刻蚀速率的一个关键因素。

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10、

Study on Corrosion Cracking of Bellows Expansion Joint Made of Stainless Steel

对真空制盐车间不锈钢膨胀节热影响区腐蚀裂纹的探讨

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11、

Based on the analysis, corresponding measures including retarding plate corrosion, improving scraper, fastening stand fire main, adding rust-resisting valve and auto-sewerage are introduced in detail.

提出了延缓罐底板腐蚀、改造刮板、固定消防立管、增设除渣阀、安装自动排水装置等具体改进措施。

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12、

In addition, the extensive farming of traditional agriculture leads to soil erosion and desertification, seriously restricting the local economic development.

同时,传统农业耕作粗放,加之过去滥垦滥伐,过度放牧,水土流失和土壤风蚀沙化加剧,严重制约着当地经济的发展。

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13、

Barium hydroxide whose content is less than 1.0% replacement of cement by mass can suppress the sulfate attack damage for concrete.

其中,掺量小于1.0%的氢氧化钡能改善混凝土的抗硫酸盐侵蚀性能。

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14、

Inhibition effect of sodium barbital on aluminium alloy in 3.5% nacl solution

巴比妥钠对铝合金在NaCl溶液中缓蚀作用的研究

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15、

Comparative Study on Corrosive Wear of white Cast Iron

白口铸铁砂蚀磨损性的对比研究

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16、

Analysis of stress corrosion during forced cooling of hot rolled coil

热轧钢卷强制冷却中的应力腐蚀分析

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17、

The cavitation phenomenon exists widely in many domains with liquid transporting process. The occurrence of cavitation will decrease the performance of conveying machinery and cause cavitation erosion, lead to additional vibration. The uncontrollable cavitation will cause serious or even disastrous consequences.

空化现象普遍存在于诸多领域内液体输送过程中,空化的发生会造成输送机械性能的下降,产生空蚀破坏,引起机组振动加剧,无法控制的空化会产生严重的甚至是灾难性的后果。

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18、

Pollution and corrosion of facing stone materials during processing and operating will result in disease and shortened service time.

饰面石材在加工和使用过程中,会受到多种污染和腐蚀产生病害,使寿命缩短。

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19、

Especially to the stripping of SLA prototype, use the similar principle similar to solubility parameter of principle of polarity, have confirmed that corrode and destroy the organic solvent of SLA prototype, thus the difficult problem stripped after solving the chemical copper facing of SLA prototype effectively.

特别是针对SLA原型的剥离,运用极性相似原则和溶解度参数相近原则,确定了有效腐蚀和破坏SLA原型的有机溶剂,从而解决了SLA原型化学镀铜后剥离的难题。

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20、

Epoxy asphalt concrete with good properties of high strength, high rigi-ty, antifatigue and corrosion resistance is extensively abroad used for bridge surface pavement, road surface wearing Layer and traffic parking station, etc, and application process is more maturity.

环氧沥青混凝土具有强度高、刚度大、耐疲劳、耐腐蚀等许多优良特性,国外广泛应用于桥面铺装、路面磨耗层、公交停车站等场所,技术已趋成熟。

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