By comparison, the project's total cost by the end of 1945 was about 90% of the total spent on the production of US small arms (not including ammunition) and 34% of the total spent on US tanks during the same period.
相比之下，这个项目在1945年年底的总花费几乎是美国用于轻武器（不包括军火）总花费的90%和当时用于美国坦克总花费的34%。