Aimed at the current status of petroleum slotted sieve tube, a kind of new typed slotted sieve tube with compound slot was developed.
针对石油割缝筛管的现状,开发出了一种新型复合缝腔割缝筛管。
Aimed at the fly ash problem of ash keeper site in power plant, it is composed that a novel inorganic polymeric compound material is covered ash keeper site based on experiment.
针对我国火电厂灰场扬尘问题日益严重的现象,在大量实验的基础上,合成了一种新型无机—高分子复合抑尘材料来覆盖灰场。
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