However, maintaining a proper proportion of helium in the furnace atmosphere is necessary to improve HGM surface smoothness.
但是，在载气中保持适当体积分数的氩气，有利于提高玻璃微球的表面质量和成品率。
However, maintaining a proper proportion of helium in the furnace atmosphere is necessary to improve HGM surface smoothness.
但是，在载气中保持适当体积分数的氩气，有利于提高玻璃微球的表面质量和成品率。
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