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水路运输统计体系专题系列研究之三──日本国港口统计调查方案余思勤一、港口调查的概要１．调查目的港口调查的目的是为了查明港口的实际状况，并取得港口的开发、利用和管理的资料。２．调查历史１９０５年内务部对河流、公路及港口等进行了临时调查。１９２９年公布资...
The third series of studies on the statistical system of water transport system ─ ─ Japan’s port survey program Yu Siqin First, a summary of the port survey 1. Purpose of the survey The purpose of the port survey is to ascertain the actual status of the port and to obtain information on the development, utilization and management of the port. 2. Survey History In 1905, the Ministry of Interior conducted an interim survey of rivers, roads and ports. 1929 announced the funding ...