easy to operate

• 3 . products must be easy to operate and non - dangerous
  3使用简便，易于操作，且不具有任何危险性。
• They ' re good to look at , easy to operate and convenient to carry
  看上去很好，易操作、携带方便。
• Easy to operate , convenient to maintain
  操作容易，维修方便。
• Is simple , easy to operate and with little maintenance
  其准确及不易发生故障,故操作简便及极小维修。
• Easy to operate , since it gives enough ( guidelines ) to user
  容易使用,因为它提供足够的(指引)给用者
• The measuring system is easy to operate and has a high precision
  此系统方便实用，具备较高的测试精度。
• Efficient , stable function , artistic appearance , easy to operate
  效率高、性能稳、外形美观、操作方便。
• It is easy to operate the machine , and user can learn to use easily
  其操作方法更是简单明了，一学就会。
• Which one is easier to operate ? i ' m not a serious photographer
  哪一款比较容易操作？我并非一个资深摄影者。
• This machine is easy to operate
  这台机器操作简单。