It would be of important significance to study the laser beam characterization, beam propagation, mode decomposition and beam quality control.
因此，研究部分相干光的传输特性、光束质量和模分解具有重要的理论意义及实用价值。
Laser beam characterization, beam propagation and beam quality control are the fundamental research subject in laser optics and laser technology.
激光束的描述、光束传输变换和光束质量控制一直是激光科学技术和激光光学中的重要理论研究工作。
Laser beam characterization, beam propagation, beam transformation and beam quality control are always the fundamental research subjects in laser optics and laser technology.
激光束的描述、光束传输变换和光束质量控制一直是激光科学技术和激光光学中的重要理论研究工作。
This paper introduces the the design checking, process, construction methods and quality control of capping beam and embraces hoop method.
文章介绍了抱箍法盖梁施工的设计验算、工艺流程、施工方法及质量控制。
The paper introduces the construction technique, construction process and quality control on key tache for the! Prestressed hollow beam of Tongmi Bridge.
介绍垌利大桥预应力空心梁的施工工艺、施工程序、重要施工环节的质量控制。
The quality control of double-deck large-tonnage trussed beam installation is also one of the major difficulties of the project.
双层大吨位桁车梁的安装质量控制也是本工程的重难点之一。
This text will turn quality control and technology into section continuous case roof beam and construct to enter to the overpass prestressing force concrete Walk and describe.
本文将对高架桥预应力混凝土变截面连续箱梁施工质量控制及技术进行论述。
The quality of concrete is hard to control in the reinforced concrete frame structures because there are non-equal-concrete-strength beam and column joints.
在现浇钢筋混凝土框架结构中，由于梁柱节点混凝土强度不同，此处混凝土质量难以控制。
Combined with years' expressway supervision practice, the key quality control points for continuous box-beam cast in-site are discussed in detail.
结合多年高速公路监理实践，对现浇连续箱梁质量控制关键点进行了详细论述。
An introduction is given to key construction flow, quality detection and quality control of bracket method for large span prestressed cantilever box beam cast in place.
结合工程实例，介绍大跨度预应力现浇箱梁托架法施工的关键工序、质量检测及控制。
Detection and control of the laser beam focus position is one of the key technologies to ensure laser beam cutting processing quality.
激光焦点位置的检测与控制是激光切割系统中的关键技术之一。
This paper also introduced the construction method, construction technic, quality control measure and the construction key of the structure system change of the simple-continuous beam bridge.
本文介绍了预应力先简支后连续梁桥的施工方法，施工工艺，质量保证措施，施工过程中的注意要点以及体系转换问题。
The paper mainly introduces the method of medium error control of cantilever concreting box beam of Hengliaojing Bridge. It also approaches to the evaluation and acceptance of the project quality.
本文简要介绍横潦泾大桥悬臂浇筑箱梁中线偏差控制的方法以及对工程质量验收评定进行探讨。
The paper mainly introduces the method of medium error control of cantilever concreting box beam of Hengliaojing Bridge. It also approaches to the evaluation and acceptance of the project quality.
本文简要介绍横潦泾大桥悬臂浇筑箱梁中线偏差控制的方法以及对工程质量验收评定进行探讨。
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