热加工车间
参考答案：热加工车间指在高温状态下进行生产并在生产过程中散发大量的热量、烟尘的车间。
日常生活中的下列物质， 属于纯净物的是
A．糖水
B．牛奶
C．氮气
D．啤酒
He argued _______ smoking, and insisted that it was ________ argument that smoking was harmful to health.
A．for; beyond
B．against; over
C．for; over
D．against; beyond
