In particular, the Convention builds upon the very basic customary rules on the conduct of hostilities, namely the principle of distinction between civilians and combatants and the one of superfluous injury or unnecessary suffering.
特别是，《公约》以规范敌对行为的基本习惯规则为依据，即区分平民与作战人员的原则和避免过分伤害或不必要痛苦的原则。