随着电力技术升级和电力结构的调整，传统的电力勘测设计市场竞争异常激烈。
With the adjustment of electric industry structure and upgrade of electric technology, the traditional electric exploration and design market competes intensely.
简要介绍了车体称重调簧试验装置的结构、技术性能和工作原理，以及该装置在电力机车二系支承载荷调整中的应用。
A newly developed device for locomotive secondary spring load test and adjustment is presented. Its construction, technical features, work principle, and application are also described briefly.
简要介绍了车体称重调簧试验装置的结构、技术性能和工作原理，以及该装置在电力机车二系支承载荷调整中的应用。
A newly developed device for locomotive secondary spring load test and adjustment is presented. Its construction, technical features, work principle, and application are also described briefly.
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