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1.B-C-N nanotube with bamboo-like structure was syn th esized by heating ball milled mixture of boron powder and graphite powder in flo wing ammonia gas stream at 1200℃.
石墨粉和硼粉为原料, 采用机械球磨法, 在氨气气氛下球磨 120h, 然后在 1200℃氨气条件下热处理6h, 成功的制备出竹节状的 B C N 纳米管.收藏指正
2.This paper studies particle size of both the same and different materials which were milled,graded and processed under different conditions, in AFG-100 gas stream mill made in Germany.
在德国产流化床式AFG-100气流磨内,对同一物料在不同分级轮转速条件下及不同物料在同一分级轮转速情况下,粉碎分级出的颗粒大小进行分析研究。收藏指正
3.stream;
4.meandering stream
弯弯曲曲的小溪收藏指正
5.stream tube
6.ultrafine comminution
7.twisty stream;
曲曲弯弯的溪流收藏指正
8.branching stream;
9.muddy stream
10.subsurface stream
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