查询词典 shellac varnish

To do this, you will need to strip off any varnish, shellac, paint, et cetera, that is on it.

为此， 您将需要带过任何的研磨剂，虫胶，油漆，等等，这是它。

Baekeland's original goal was to come up with a shellac and varnish substitute that, after being applied to a piece of wood, would harden into an insoluble state by a chemical reaction.

贝克兰德最初的目标是找出虫胶和清漆替代品，加入一些木屑后，将硬化成不受化学反应的非溶解性固体。

"Natural resins have been used in perfumes and medicines (e.g., balsams), in paints and varnish es (e.g., turpentine and shellac, the latter derived from the secretion of an insect), and in decorative ware (e.g., amber, Oriental lacquer)."

天然树脂可溶于酒精(如用于疗伤的镇痛膏；松节油；用于清漆中的胶黏剂和虫胶)，或者溶于油。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。