driving gear shaft是什么意思

用法例句

Logic orientation initiative and passiveness of teaching and learning in PE teaching——On the root of instructional and main function in PE teaching;

体育教学中教与学“主动”与“被动”的逻辑定位——兼论体育教学中发挥主导与主体作用的根源

Progress of Active Specific Immunotherapy for Glioma;

脑胶质瘤主动特异性免疫疗法新进展

New progress of the active-specific immunotherapy of glioma;

胶质瘤主动特异性免疫治疗新进展

Influences of active immunotherapy on T helper cell type 1 and 2 cytokines in women with unexplained habitual abortion;

主动免疫治疗对不明原因习惯性流产患者辅助T细胞因子水平的影响

Simulation research of active vibration isolation for nonlinear chaotic vibration systems;

一类非线性混沌振动的主动隔振仿真研究

Adaptive feedback control method for active vibration isolation based on on-line frequencies estimation;

基于在线频率估计的自适应反馈主动隔振技术