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。
2
The dyeing method and condition for Vat Pink RPowder 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。
3
The LMQ, R - 4060 upright - sterilization - vessel which sterilize the nutrition agar medium and broth medium in the laboratory of powder - noodle plant is the ideal sterilization apparatus.