分级调节是一种分层控制的方式，比如下丘脑能够控制垂体，再由垂体控制相关腺体，例如甲状腺。
该方法可以满足高压智能操作断路器分闸速度分级调节的需要。
With this method the need of adjustment by grades to opening velocity of high voltage intelligent operation circuit breaker can be met.
该方法可以满足高压智能操作断路器分闸速度分级调节的需要。
With this method the need of adjustment by grades to opening velocity of high voltage intelligent operation circuit...
国家对粮食实行中央和地方分级储备调节制度，建设仓储运输体系。
The State applies a system for the regulation of grain storage at central and local levels and establishes a network for storage and transportation of grain.
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