accessory device造句怎么写
- 造句
- 关注:2.29W次
The uniformity of thin melt-blown webs which is produced of low melting point copolyamide by melt blowing line with accessory device was tested by weight method.
Further more, the inner structure and accessory device of D-type filter tank with DA863 adaptive filtering material as the technical core are explained.
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