1·Harder to quantify but still essential is measuring the "supportability" of the system.
度量系统的“可支持性”是很难量化但又是不可缺少的。
2·These are properties of the system that aren't described as use cases but usually have a great impact on them, involving the system's usability, reliability, performance, and supportability.
这些需求是不是通过用例来描述的，但他们通常是对系统有很大影响的系统特性，包括系统可用性，可靠性，系统性能和可支持性。
3·These industrial lasers have demonstrated exceedingly high reliability, supportability and maintainability.
这些工业激光器的可靠性、可支持性和可维护性已经过了充分的证明。
4·Every enterprise application must have above-mentioned abilities, as well as reliability, upgradability, profitability, supportability, affordability, and marketability.
每个企业应用程序都必须具备上述特性，以及可靠性、可升级性、可收益性、可支持性、可购性和可售性。