The primary and secondary dry crushing and associated dryscreening systems are designed and sized to operate 6000 hours per year or 68.5 percent of total time.
初级和次级破碎和配套的干筛系统的设计和规模确定，是依据每年运行6000小时或总时间的68.5%。
2
Objective To establish a method for amino acid analysis in dry blood filter paper by tandem mass spectrometry for newborn screening and diagnosis of amino acid disorders in children.
目的建立可靠的串联质谱技术检测干血滤纸片中氨基酸方法，以便用于氨基酸代谢紊乱疾病的筛查和诊断。
3
It is an exigent problem to solve the dry deep screening of moist fine coal.