如何为这些设置请求参数？我似乎找不到任何详细解释这一点的文档。
从问题来看，尚不清楚您正在使用哪种 HERE 产品/服务。如果是路由 REST API，您可以通过 URL 找到描述 https://developer.here.com/documentation/routing/topics/resource-type-enumerations.html#resource-type-enumerations__enum-hazardous-good-type -类型
粘贴到网址：希望这有帮助
https://router.hereapi.com/v8/routes?apikey=YOUR_API_KEY&origin=53.122355%2C12.313142&destination=52.088254%2C18.608308&return=polyline%2Csummary%2Cactions%2Cinstructions&transportMode=truck&vehicle[shippedHazardousGood s]=爆炸%2C易燃%2有机%2放射性%2C有毒吸入%2Cother%2C气体%2C可燃%2C毒%2C腐蚀性%2CharmfulToWater