[名词解释] 强度

血清AST活性升高（） ["急性心肌梗死","肝硬化","原发性肝癌","急性胰腺炎","前列腺癌"] 屈服强度 蚊可传播的疾病是（） ["疟疾、乙脑","黑热病","阿米巴痢疾","疥疮","鼠疫"] 铜片腐蚀 血清AFP升高（） ["急性心肌梗死","肝硬化","原发性肝癌","急性胰腺炎","前列腺癌"] 强度