Not far away were other geothermal wellheads, their natural pressurized steam deflected into huge insulated pipes.不远处是另几口地热井, 它们的天然加压蒸汽输进了巨大的绝热管道.All experimental investigations about the geothermal conditions are based ...
The extraction mechanism of palladium in chloride system by di ( 1 - methyl heptyl ) acetamide ( N _ ( 503 )) has been studied.本文研究了N, N二 甲庚基乙酰胺 ( N_ ( s03 ) )从氯化物体系中萃取钯的机理....