These data demonstrate that vanillin effectively scavenges PON in cell-freesystems.
这些数据表明，在细胞香草有效清理无源免费制度。
2
The establishment of cell-freesystems is considered as one of the important advances in the field of cell biology in recent years.
非细胞体系的建立，被认为是近年来细胞生物学领域中的重要进展之一。
3
IntroductionIn the communication systems, echo and noise will seriously affect speech communication quality, such as IP telephone, videophone and hand-free digital cell phone systems etc.