求翻译：你好，我公司是专业租赁发电机组的，你需要的发电机我们可以提供，机器已经使用过，有开放式的和防音的，附件是机器图片，请参考， 有问题随时咨询！是什么意思？

Hello, my company is a professional rental generators, generator you need we can provide, the machine has been used, have open and soundproof, annex is the picture of the machine, refer to, has a problem consult at any time!