I did not really understand this until I ran into some serious dynamic blade balance problems.
我一直没有真正理解这一点直到有一次遇到严重的大浆动态平衡问题。
The purpose of the study is to analyze problems of dynamic balance of total amount of cultivated land in Beijing and thus provide scientific basis for land use planning.
研究目的分析北京市耕地占补平衡面临的问题，为编制北京市土地利用总体规划提供依据。
The vibration and low efficiency of Fume gas turbine were the most common problems found since it was put into operation, and the dynamic balance was the important cause for its vibration.
烟气轮机机组振动和低效率是机组运行以来制约机组平稳运行最常见的问题，而动平衡又成为诱发机组振动的重要原因。
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