beam control [计] 光束控制
- This paper presents the manufacture, welding in site, quality control of the steel box beam.
叙述了该桥钢箱梁节段的制作、地焊接和装配焊接质量控制。 - The paper introduced some control methods and measures of part prestress concrete continuous box beam.
简要介绍装配式部分预应力砼连续箱梁桥施工中的几个关键部位控制方法与措施。 - Three motros are used to control cloth folding, beam elevating and cloth discharge device respectively.
·本机采用三台电动机,分别控制码布,台面升降和出布动作。
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