The corrosion speed of independent test piece in full immersion is less than the electrically connected test piece, the corrosion speed of independent test piece in tide range and splash zones is more than the electric connection test piece.
全浸区独立试片腐蚀速率小于电连接试片,潮差区和飞溅区独立试片腐蚀速率大于电连接试片。
Test Study of Connection Area Between Side Steel Arch Rib and Rigid Tie Member of Long-Span Arch Bridge
大跨度拱桥边拱钢拱肋与刚性系杆连接区域试验研究
It is introduced in the paper the major technical parameters, operation principle, connection and test of this time delay relay.
文章介绍了该型时间继电器的主要技术参数、工作原理及接线和调试。
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