porcelain products cleaner 瓷制品清洁工
The market will emerge again with cleaner products and better ratings.
市场再将涌现与更加干净的产品和更好的规定值。
The main content of Cleaner Production is that it has cleaner production processes and cleaner products, which can be got by means of technology development.
清洁生产是依靠科技进步,改进技术而得到的清洁生产过程,通过清洁生产可以获得清洁的产品。
This thesis USES theoretical approach, combining experiment method, to make an in-depth study on the pressure drop of filter-paper, clean and clogging pleated air cleaner products.
本文以理论研究为出发点,结合实验的方法,对滤纸、清洁褶状空气滤清器以及含尘褶状空气滤清器的阻力进行深入研究。
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