1·The language classroom instruction is the complete language teaching process axle center, but reading knowledge's raise is a language classroom instruction important task.
语文课堂教学是全部语文教学过程的轴心，而阅读能力的培养又是语文课堂教学的一个重要任务。
2·The concept of evaluation error of the mainshaft rotary precision for turning machines defined with rotary center error and that for boring machines defined with rotary axle center are presented.
提出了用回转中心误差定义的车削类主轴回转运动精度的评定误差和用回转轴心误差定义的镗削类主轴回转运动精度的评定误差的概念。
3·"The axle center time worn out", the leisure time waste, the physical ability decline and the bad habits and customs restrict the fostering of inhabitant sports behavior.
“轴心时间疲软”、休闲时间浪费、体能衰退和不良生活习惯制约居民体育行为的养成。
4·The axle center adopts special abrasion resistant steel materials, which is firm, stable and durable.
轴心采用特殊耐磨钢材、牢固稳定、经久耐用。