... supplementary power 补充电力 supplementary station 辅助站 supply equipment 供应设备 ...
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First order triangula-tion supplementary station 一等三角补点
supplementary land station 辅助陆地站 ; 补充陆地站
supplementary ship station 辅助船舶测站 ; 补充船舶站
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The paper introduces the yellow project pumping station frequency conversion speeder, and analyses the principle of the frequency modulation and the supplementary equipment performance.
介绍了引黄工程泵站变频调速装置，对其变频调速原理及其配套设备的性能进行了详细分析。
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