葡萄酒中铁含量过高容易引起铁破败病,蓝色下胶法是一种有效的除铁方法。
Superfluous iron in wine will cause the iron deposits. Blue fining is most effective against iron.
最后提出了使用组合化学气相法和组合化学干胶法合成沸石分子筛的新概念。
VPT and DG methods were very suitable for the preparation of hierarchical and pre-shaped zeolite molecular sieves and their composite materials. Combina…
在托板定位结构中采用注胶法保证转台定位孔的加工位置精度,以保证定位准确。
Instilling glue method is utilized in holding plate locating structure to assure working position accuracy and ensure exactly locating.
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