This paper USES a new type of hollow circular focusing system and adopted a method of inside-laser coaxial material feeding to clad.
本文应用了一种新型的中空环形激光聚焦系统，并采用了光内同轴送料熔覆方式。
The test results showed that raw material, precipitation method, feeding speed and Si modification had great influences on dispersion property.
结果表明，不同原料路线、不同制备方法、不同加料速度以及样品中是否含硅等都对酸分散性能有较大的影响。
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