Entrapped air是什么意思

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用法例句

Underwater repair technology on concrete defects;

混凝土缺陷水下修补技术

Mending of concrete defects in spillway tunnels of Kelanggur Hydro Project;

喀浪古尔水利枢纽引水泄洪洞混凝土缺陷修补

The usage of chloroprene mortar and acrylamide mortar in the concrete defect treatment of tunnel;

运用氯丁砂浆和丙乳砂浆处理隧洞混凝土缺陷

This paper summarized the development status of ultrasonic testing which is a traditional concrete flaw detecting technology.

总结了混凝土缺陷无损检测传统技术超声法的发展现状,并介绍了一些新兴的无损检测技术:冲击回波法、雷达法、红外热像法以及声发射法等。

The concrete model made in a dimension 6 m by 2 m by 10 m with different flaws was used for researching the feasibility and practicality of surface wave in concrete flaws detection.

在三峡大坝施工现场,用坝体混凝土制做了6m×2m×10m的大体积混凝土模型,内置各种混凝土缺陷,对其开展面波探测可行性研究。

EXPERIMENTAL STUDY ON DAMAGE DIAGNOSIS OF CONCRETE INTERIOR DEFECTS WITH ACOUSTIC EMISSION

混凝土缺陷损伤声发射技术试验研究

Defects of Local Concrete Next to Prestressed Steel Bundle and Influences

预应力钢束附近的局部混凝土缺陷及其影响

Keywords: concrete, crack, defect, elastic waves, imaging.

关键词：混凝土、裂缝、缺陷、弹性波、影像法。

Research on the Detection of Damage and Interior Defects in Concrete by Means of Ultrasonic;

超声探测混凝土损伤和内部缺陷研究

A research on concrete structure defects detection by GPR

混凝土结构缺陷的雷达检测方法研究

Cause Analysis on Defect in Concrete Bridge Surface and Its Maintenance

混凝土桥梁表层缺陷成因分析与维修

Detection and repairing of typical defection in concrete lining

混凝土衬砌典型缺陷检测分析与处理

Study on Patching Applied Technology of Cracks-unsoundness in Concrete Pavement;

水泥混凝土路面裂缝缺陷修补应用技术研究

Research for Nondestructive Testing Methods of the Faults of Mass Concrete Structure;

大体积混凝土结构缺陷无损检测方法研究

About the Prevention and Cure of the Defects of the Quality of the Air Entraining Cement-brick Wall;

加气混凝土砌块墙面质量缺陷的防治措施

Renovation of Cast-in Place Concrete Pile by Compacted Grouting Technology

压密注浆修复混凝土灌注桩桩身缺陷施工技术

Analysis on the reasons caused the quality defects of concrete engineering and treatment measures

混凝土工程质量缺陷原因分析与防治处理

Controlling the Quality Default of the Concrete Base of Anti-corrosive Construction

建筑防腐施工中混凝土基层质量缺陷控制方法

No Destructive Detecting on Defects in Concrete Channel Lining Using GPR

大型渠道混凝土衬砌缺陷GPR无损检测研究

Quality Defect Inspection of Concrete Mass in Hydraulic Structure and Repair Measures

水工混凝土实体质量缺陷检查及修补方法探究

The Defeats Analysis of Machine Tool Structural Elements Made of Steel-fiber Polymer Concrete

钢纤维聚合物混凝土机床基础件制造缺陷分析

The processing measures of Cast-in-place concretestructure's appearance quality defects and cracks

现浇混凝土结构外观质量缺陷及裂缝处理措施

Experimental study on reducing concrete quality defects of cast-in-site sloping roof

降低现浇坡屋面混凝土质量缺陷试验研究