Work pressure must be strictly controlled to within 2-6 kg and being stable relatively.

工作压力必须严格控制在2 - 6公斤，要求相对稳定。

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Therefore, the quality of the tellurium coating must be strictly controlled in the production process.

因此，生产过程中应严格控制碲涂料的质量。

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The power of CO2 laser is critical due to the non-uniform density and the air bubble in it. It must be strictly controlled.

由于粉末棒密度不均匀，生长过程中又有气泡产生，CO2光源的功率必须严格控制，并随时调整以适应单晶光纤的生长。

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