介绍了用CAB941动平衡仪取代老式平衡机电测箱的改造方案及操作过程中怎样保证工件平衡精度的方法。

This article introduces the rectification scheme using CAB941 dynamic balancer instead of old balancer. It also discusses the method of assuring the balance accuracy for the working parts.

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由于岩溶地下水分布难以量测，岩溶水文系统多为黑箱或灰箱，采用岩溶水文模型量化其水循环过程常存在许多疑难问题。

There are some problems in modelling karst water circulation using hydrological model as lack of information of groundwater distribution in karst system (black box or grey box).

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驱动箱动作平稳、准确，可同时作为被测件的支承平台。

Driving box operates smoothly and accurately and it is enabled o be used as the working table for the measured piece.

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