The main technical index of hydraulic clamshell dredger is bucket capacity and productivity.
液压抓斗式挖泥船的主要生产技术指标是斗容和生产率。
The main technical index and advantages of the device have been also discussed in the paper.
文中还介绍了该装置达到的主要技术指标和产生的积极效果。
In trending conditions, the main technical index on 10, 000 degree clean rooms were examined, all of the results were up to the national standards.
在动态情况下，检测了万级洁净室的主要技术指标，结果均达到了国家规定标准。
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