The investigating authorities may deem it necessary to carry out, in accordance with paragraph 6 of Article 12, certain practical tests in order to verify information or to satisfy themselves that the system or procedure is being effectively applied.

• 调查主管机关可能认为有必要依照第12条第6款的规定进行某些实际检查，以核实信息或使自己确信该制度或程序正在得到有效实施。