所有国家中，约有三分之一缺乏指定的部门，来负责医疗装置的管理。

Approximately a third of all countries lack a designated unit responsible for managing medical devices.

youdao

所有国家中，约有三分之一缺乏指定的部门，来负责医疗装置的管理。

Approximately a third of all countries lack a designated unit responsible for managing medical devices.

youdao