Under normal operating conditions, the main generators supply electrical power through distribution buses to the main step-up transformers and the unit station service transformer;

正常运行时，发电机发出电能至配电母线，然后通过主变压器和厂用变；

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For example, the Cuban government has decentralized the production and distribution of milk and has ordered new buses from China to ease major transportation problems.

CENTERFORSECURITYPOLICY: Implications of Cuba's leadership change