查询词典 vesicant

With the development of society, more and more sound absorbent material was needed. In this study the characteristics of the binder system containing cement, ceramisite, fly ash and vesicant were investigated.

本文以微孔吸声结构原理为主要设计依据，以抛光砖废料制备的陶粒、膨胀水泥、粉煤灰以及造孔剂、防水剂等为主要原料，采用混凝土成型法成型，研究开发一种无有害成分的环保型吸声材料。

In this paper it took light ceramic globule, cement, perlite and fly ash as the main material , vesicant and the waterproof as the additive, produced a kind of porous material without fibre by the method of common concrete's molding.

本文利用轻质陶粒、水泥、珍珠岩和粉煤灰为主要原料，辅以造孔剂和防水剂，采用一般混凝土的成型方法研制成一种新型无纤维多孔吸音材料。

Results H22 cell deformation such as cell membrane incomplete and vesicant, some nucleus being migration and pycnosis was obvious in HHD and heat-shock groups.

白花蛇舌草组及热休克处理组小鼠活体腹水H22肝癌细胞变形较为严重，胞膜不完整、发泡；部分细胞核见偏移或固缩。

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。