航行范围 meaning in English

operation range
steam circle
trading limits

Institute warranty limits
伦敦保险人协会保证航行范围
On the internet site placed by the enterprise bf marine parts co . , ltd . , you receive views on assistant , navigation as well as on navigation
公司提供辅助力量和船舶运输以及航运、航行范围内的可行性方案。
Six centuries ago a towering eunuch named zheng he commanded the ming dynasty ' s fleet of immense trading vessels on expeditions ranging as far as africa
600年前的明朝，有一位叫做郑和的杰出宦官。他率领了一支庞大的商船舰队，踏上了航行范围远达非洲大陆的伟大征程。
The enterprise of china national aero - technology international supply corporation offers you aviation , aviation products and bearings as well as the further aviation and aviation
的市场部门竭诚欢迎潜在客户垂询船舶运输、航空或航运、航行范围内的任何问题。另外，公司也提供关于航空（学）、航空和电子方面的服务。