The sale was made under the assumption that the rifling had been adjusted to government standard .58 caliber.

这笔交易是在假定枪已被调整为政府标准口径58口径的前提下进行的。

Not knowing that the boxes contained classified information, agency personnel began opening the boxes in a room that did not meet government standards for handling secret materials.

由于不知道箱子里装的是机密信息，档案馆工作人员开始在一个不符合政府处理机密材料标准的房间里打开箱子。