Powder r suppressant 干粉抑爆剂
powder r extinguishing agent 干粉灭火剂
powder r fire truck 干粉消防车
powder r fire extinguisher 干粉灭火器
powder r nozzle 干粉喷嘴
powder r method 粉末法
The impact of powder particle flow of different R/D on the bend's pressure drop and pipe wall wear is also discussed.
并讨论了不同R/D的粉体颗粒流动对弯管压力降及管壁磨损的影响。
The dyeing method and condition for Vat Pink R Powder on the cellulose fibre were studied.
本文对还原桃红R普通粉在纤维素纤维上的还原染色条件、染色方法进行了研究。
Hu G. L., X. y. lu, J. G. Wu, S. R. Shao and C. H. Shi, Direct Determination of Total Flavones in Ginkgo Extract Powder by Near-infrared Diffuse Reflection Spectroscopy.
胡钢亮、吕秀阳、吴建国、邵胜荣和石春海，近红外漫反射光谱法直接测定银杏提取物粉末中总黄酮的含量。
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