direct cause of death造句

经过公司全体员工的共同努力，湿帘降温系统已经被广泛地被应用于畜牧业、园艺温室行业、纺织行业及工业厂房等公众场所的通风降温中。

It can be a direct cause of death but is also the most important single risk factor for disease in young children.