sprinkler stopper是什么意思

用法例句

Introduce the application of the new adopt coal machine's spray fog and sprinkle water's technique by Dongrong second mineral zong first's work noodles,the study of the experiment obtains ideal effect.

东荣二矿综一工作面应用采煤机新型喷雾洒水系统,经研究试验取得了理想的效果,为煤矿安全和职工的身体健康创建了良好工作环境。