减少工艺设备毒物泄漏对环境的直接影响可以采用（）。
正确答案：局部排风
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单项选择题
Through Abbas, Xuanhui and Jialin’s group discussion, we gained a better understanding of _______ in China.
Through Abbas, Xuanhui and Jialin’s group discussion, we gained a better understanding of _______ in China.
A．places of interests
B．antiques of high value
C．world heritage sites
D．history and culture