Output linewidth and energy in single pulse of laser is computed by using parameter of tunable elements and cavity construction, and the construction design is based on it.
依照调谐元件和腔结构参数来计算激光输出线宽、单脉冲输出能量，并由此来选择激光器的结构设计。
This article analyzed in brief the cause, which triggered the collapse of wall rocks during the cavity construction, the prevention measure and general principle of treatment.
本文简要分析了洞室施工中引起围岩坍方的原因，坍方的预防措施及治理的一般原则。
On the modern urban construction, the cavity, gob should be positioned when constructing the foundation, and corresponding measures to avoid damage to nearby buildings should be taken.
对现代城市建设而言，在地基处理时需要了解空洞、采空区并采取相应的处理方法，并避免附近建筑物的损坏。
Based on the leakage problem of exterior wall, the paper presents the principle of "negative pressure and cavity" by analyzing the construction technology of face brick wall.
针对饰面砖外墙渗漏现象，通过对饰面砖施工工艺分析，提出了“空腔负压”原理。
According to the gas cavity in concrete construction, it analyzes the cause of it from materials and process, and corresponding measures are putted forward to relief gas cavity in concrete surface.
针对混凝土施工过程中出现的气泡现象，从材料、工艺等方面，对产生气泡的原因作了分析，从多方面提出了需采取的相应措施，以利混凝土表面气泡的消除。
Apply the weighted surface parameter equation to fit the algorithm of cavity lateral surface, and realize the cavity surface construction of radial parting mold of meridian tire.
采用加权曲面参数方程拟合型腔侧壁曲面的算法，实现了子午线轮胎活络模模具型腔曲面的构造。
The paper Outlines the construction features, the drawing principle, the fix of the air drawing jet nozzle, and the fix methods and the maintenance of the air cavity in the nozzle.
简述了气流拉伸喷嘴的结构特点、拉伸原理、安装调整以及喷嘴气流腔的安装方法和保养。
The paper Outlines the construction features, the drawing principle, the fix of the air drawing jet nozzle, and the fix methods and the maintenance of the air cavity in the nozzle.
简述了气流拉伸喷嘴的结构特点、拉伸原理、安装调整以及喷嘴气流腔的安装方法和保养。
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