海牛使用的光束金字塔的原理和光束盾（BEAM SHIELD）是一个概念 此设备是利用MEGA粒子互相干涉成的光束干扰膜作为盾牌使用，可以中和部分光束攻击，而且需要脑电波来操作，战场上能...
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anti-beam shield 抗光束盾牌
beam hole shield 射柱孔屏蔽
shield beam 掩护梁
shield-beam 掩护梁
shield beam lamp spotlight 屏蔽式聚光灯
The article discusses problems of safety coefficient caused by open welding of shield beam.
对掩护梁发生开焊而引发的安全系数问题进行了探讨。
Because the model has provided the foundation to determine the key parameters of modified routine method and beam-spring method, calculation of shield tunnel segment becomes more rational.
该接头刚度模型为梁-弹簧模型法和修正惯用法中的关键参数确定提供了基础，管片的内力计算也更加合理。
The processing features of parallel spinning and the design of conjugated spinning beam with double shield melt canal are introduced in detail.
详细说明平行纺丝的工艺特点和双护套熔体通道的复合箱体设计。
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