... ladle refining ==> 桶中精练 ladle sample ==> 桶样,包内取样,包样 ladle scull ==> 桶内结壳 ...
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frequency of ladle sample 取桶样次数
The quartz tube was placed in a modified quartz sample ladle, and then the sample was sent to the combustion chamber.
石英管放入我们改进的石英样品勺中，然后样品送入燃烧室。
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