针对传统凯氏定氮装置存在的问题,设计了一种新型的定氮装置,尤其对氮气球、通气开关、球型冷凝管进行了重新设计。
An improved Kjeldahl equipment which focusing on the spherical condenser, ventilation switches and the ball for nitrogen had been designed.
针对传统凯氏定氮装置存在的问题,设计了一种新型的定氮装置,尤其对氮气球、通气开关、球型冷凝管进行了重新设计。
An improved Kjeldahl equipment which focusing on the spherical condenser, ventilation switches and the ball for nitrogen had been designed.
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