They are: direct export of services in terms of repairs and maintenance that are most appropriate to industrial markets;
它们是：直接出口服务，即最适合于面向产业市场的维修和保养服务；
They are: direct export of services in terms of repairs and maintenance that are most appropriate to industrial markets;
它们是：直接出口服务，即最适合于面向产业市场的维修和保养服务；
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