direct conversion reactor study
Direct Conversion
直接转化
直接变频
直接变换
直接转换
直接上变频
直接混频
direct conversion receive
direct conversion receiver
direct conversion receiver DCR
direct-conversion plant
direct-conversion receiver
Direct-conversion receivers
Heat to electricity direct conversion
direct current-direct current DC-DC converter
direct or direct or held covered
direct teemingtop pouring Direct tempering
direct-current direct-current converter
conversion conefficient [= conversion factor]
unit conversion brake shoe(or brake pad)force(the ratio of conversion brake shoe force to mass)
up-conversion and down-conversion
bubble reactor sparged reactor