Another important factor that affects SQL statement performance is database statistics.
影响sql语句性能的另一个重要因素是数据库统计。
The performance of the diamond saw-blade matrix is the key factor that affects cutting capability.
金刚石工具胎体的性能是影响金刚石工具切割性能的关键因素。
The welding quality between the contact and bridge is an important factor that significantly affects the working performance of the product.
触点与触桥的焊接质量是影响其工作性能的重要因素。
Query optimization is not only an important technology used in the design and realization of database management system, but also an important factor that affects the performance of database system.
查询优化是数据库管理体系设计和实现所采取的一项主要技术，也是影响数据库体系机能的一个主要因素。
The most typical weather restriction of Free-space Optical Communications System is the fog; the fog attenuation of laser is a main factor that affects the performance of the lasers communication.
雾是制约无线光通信系统的最典型气象条件，它对激光的衰减效应是影响光通信性能的主要因素。
In precision machine tool servo control system, the existence of non-linear backlash element is the main factor that affects the performance of the control system.
超精密机床伺服系统中，间隙非线性环节是影响系统性能的主要原因。
In precision machine tool servo control system, the existence of non-linear backlash element is the main factor that affects the performance of the control system.
超精密机床伺服系统中，间隙非线性环节是影响系统性能的主要原因。
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