Although many scientists were aware of the very low cost of amorphous solar cells , they felt that they could never be manufactured with the efficiencies necessary to contribute significantly to the demand for electric power .
Development of amorphous silicon solar cells with efficiency over than 10 .
效率高于10%的无定形硅太阳电池的研制。
Active silica fume plays an important role in amorphous and figurate corharts as following .
活性二氧化硅微粉,对不定形和定形耐火材料的改善有重要作用,表现为。
A total of 54 profiles of soils derived from various main purple strata were collected according to the nomenclature of purplish soil in chongqing area for analysis of total titanium and amorphous titanium .