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A two-component solvent based inorganic zinc rich ethyl silicate primer containing over 80 mass% zinc in the dry film is suitable for protection of bridges, tanks, pipelines, steel structure, etc.
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摘要无机硅酸锌涂料是一种双组分溶剂型无机富锌硅酸盐底漆，在干膜中锌的质量比超过80%，该涂料适用于桥梁、储罐、管道、钢结构等的保护。 |
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A two-dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks: parallel to the surface, 450 oblique angle to the surface, and quarter-circle.
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摘要建立了无限长板的具有吸收边界的二维平面应变有限元模型，在研究了脉冲超声波在无限长板中传播的基础上，对板中平行于表面的裂纹、与表面成45°的斜裂纹和四分之一圆周弧形裂纹三种情况的脉冲超声波散射进行了重点研究。 |
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A two-dimensional position fix that includes only horizontal coordinates. It requires a minimum of three visible satellites.
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二维定位模式,只有平面的座标.必需至少取得三个卫星的资料. |
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A two-factor authentication system has been replaced by a three-factor system which is more secure but less convenient.
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双重认证变成了三重认证，虽然提高了安全性，但却更不方便了。 |
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A two-factor reduced-form model on the instantaneous spread with jump risks is developed, where there exists the correlation between the spot interest rate and the instantaneous spread.
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摘要假定即时利差过程存在跳风险并与无风险的即时利率相关，建立了两因素信用价差简化模型。 |
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A two-headed baby tortoise was recently found on a riverbank near a forest in Havana. According to local aquarium scientists who inspected the animal, it seems to be perfectly healthy.
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河南报业网讯最近，一只出生不久的双头乌龟在哈瓦那一处森林的河岸边被人发现。据当地水族馆的科学家观测，这只双头乌龟似乎还很健康。 |
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A two-level genetic algorithm and a two-level coding technique were developed for resolving optimization.
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提出了采用两级遗传算法和两级编码的模型求解算法。 |
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A two-line code change can take five minutes, but getting a fix into customers' hands in such a way that they will apply it takes way more than a few minutes.
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一个两行代码的修改花了5分钟，但用户拿到这个修复程序的途径需要更多的时间。 |
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A two-or-three-minute recording is enough.
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录音两三分钟就足够了。 |
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A two-stage adaptive noise cancellation algorithm for ultrasonic nondestructive testing of oil pipeline is studied in this paper.
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摘要针对石油管道缺陷超声检测信号的噪声消除问题，研究了一种两级自适应噪声消除算法。 |
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A two-stage self-adapting filter method is proposed for implementing noise decrease in magnetic flux leakage signals.
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摘要介绍一种两级自适应滤波算法对漏磁信号进行降噪的实现。 |
