只有由于自然灾害和意外事故所造成的破碎，如货船搁浅与沉没，或归因于着火、爆炸、或碰撞所引起的破损才算是属于单独海损。

• It is a particular average when the breakage results from natural calamities or maritime accidents,such as stranding and sinking of the carrying vessel,or is attributable to fire,explosion or collision.