Friction characteristics of sliding vane for synchronal rotary compressor .

同步回转式压缩机滑片摩擦特性研究。

These records and marked products flow synchronal ; they are the evidence to know the name of responsibility parties , time and place when it 's necessary .

这些记录与带标志的产品同步流转。产品标志和留名制都是可追溯性的依据，在必要时，都可搞清责任者的姓名、时间和地点。

At first shots ring , domestic and foreign players run out of starting point synchronal to do their best state for best success .

枪声乍响，国内外路跑好手同步冲出起点，以最好状态争取最好成绩。