我们可以和客户签订定期的维修保养合同，如有需要，也提供全面的技术和工程的帮助。
We can sign the regular maintenance contracts with customers, if necessary, also provide a full range of technical and engineering assistance.
为了做最佳的决定，你需要价格、兼容性、软件、硬件、以及维修保养的合同，以及其它一切的变数。
In order to make the best decision, you need information on prices, compatibility, software, hardware, and maintenance agreements, among a host of other variables.
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