Sampling rate conversion methods of integral ratio, fractional ratio, and NCO controlled positive real ratio are investigated.
文中分析了整数倍、分数倍和NCO控制的正实数倍的采样率变换方法。
The photochemical conversion effect and photosynthesis rate was remarkable positive relation.
光化效率与光合作用速率两者呈显著正相关。
Methods To compare the management rate, treatment rate and negative conversion rate of new sputum positive TB patients in transient population in 1997 and 1998 when management measures were improved.
方法对1 997年与1 998年(加强管理措施前后)暂住人口涂阳肺结核病人的管治率、完成治疗率及痰菌阴转率进行比较。
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