Besides, Qian had complicated relations abroad, which was detrimental to secret keeping. As a key department, it should not allow people like Qian to stay.

• 不仅如此，还有一条理由是：钱三强在国外有不同寻常的关系，不利于做好保密工作。二机部是要害部门，这种人，决不能再留在二机部工作了。