A study was made of the feasibility and effect of feeding during settlement in non-backflow intermittent aeration system (NBIAS).
对无回流间歇曝气系统在沉淀期间进水的可行性和进水效应进行了研究。
2
Although there is mobile phone coverage over most of the course, there are some areas where coverage is either non-existent or intermittent.
大部分赛道均属手提电话网络覆盖范围，惟也有部分地区并无网络覆盖或存在接收讯号断续情况。
3
The effect to the vibration of components of intermittent transmission chain is non-linear, which is caused by the stiffness change of drive sprocket's torsion and driven sprocket's crankle.