proper and reliable

Determine proper sources of supply for the most reliable and economical purchases.

正确地选择质“优”价“廉”交货及时的供应商.

Ensure proper and reliable function of low voltage electrical system.

确保低压电气系统正常可靠运作.

The application results shows that the health monitor system for TPS units are proper and reliable, which satisfies the requirements of TPS testing.

应用结果表明，该系统满足跨声速风洞涡轮动力模拟器试验设备对安全监控系统的技术要求。

With proper design and reliable construction, reinforced concrete structure owns good durability in normal surroundings. But if the conditions mentioned above can not be attained, the usage performance and endurance will be damaged because of the corrosion of steel tendons.

钢筋混凝土结构如果设计得当，施工质量可靠，在正常环境条件下具有良好的耐久性，但当上述条件不满足时常会因为钢筋的锈蚀而影响结构的使用性和耐久性。

The successful fulfillment of a space mission depends on the proper and reliable functioning of the power system.

卫星飞行任务的圆满完成，依赖于供配电系统的正确和可靠地工作。

As the experiment shown, this algorithm has proved to be proper and reliable, and be capable to solve the regional discrete reactive power optimization.

计算结果验证了所提出的算法的正确性、可靠性以及处理区域电网离散无功优化问题的能力。