The product is brillant in color, fastness,lightweight ageing resistance,airing,waterfast etc.

具有色彩鲜艳、不褪色、重量轻、抗老化、强度高、回弹快、透气、耐水、耐油等优点。

This paper introduces the aggregate of lightweight mollite and the characters of its blended castable as well as the practical use of this castable in steel rolling furnace.

介绍了轻质莫来石骨料骨料配制的轻质莫来石浇注料的性能，并介绍了浇注料在轧钢加热炉上的应情况。

Based on a series of tests for the non-metric camera made in China, the development of a lightweight stereocamera and its application and data processing methods are presented in this paper.

本文在对国产非量测摄影机进行一系列试验的基础上,提出了轻便立体摄影机的研制其检校和数据处理方法。