空气污染生物评价法中，以大气污染的（）应用最广。
参考答案：植物监测法
Theodore Dreiser's ______ found expression in almost every book he wrote in which "kill or to be killed" was the law.
A. romanticism B. naturalismC. cubism D. classicalism
玻璃钢夹砂管道管壁中树脂的不可溶分含量应≥（）%.
