| 摘要 |
<p>An atmosphere in a reaction pipe is replaced by supplying a purge gas into the reaction pipe from a slit of a third gas injector when process gases are switched, by providing the third gas injector including the slit along a length direction of the reaction pipe in addition to first and second gas injectors including gas ejection holes for respectively supplying process gases, such as s Zr-based gas and an O3 gas, into the reaction pipe.</p> |
