2016年2月6日凌晨,台湾高雄发生里氏6.7级地震,地震时;会产生____声波,这种声波在常溫下空气中的传播速度____可听声的传播速度(选填“大于”“等于”或“小于”).
Sally is a good girl. She never ____ up late. Her mother wakes her up(唤醒)at 6:00 a.m. From a quarter ____ six, she begins to do sports. The she comes back and has ____ at six forty. After that, she goes to school. Sometimes she ____ her bike.At school, Sally has seven classes on ____ . Sally is good at(擅长)English. She san speak English very well. After school she often plays ____ games with her ____ . Then she goes home by bus. She gets home before 6:00 p.m.. After____ she begins to do her ____ . Then she ____ TV for a while, she always goes to bed before half past ten.
①使骨干员工和企业发展紧密结合,实现利益共享、风险共担
②可以建立健全激励约束长效机制,激发企业生产经营的活力
③实现了初次分配与再分配的统一,有利于促进收入分配公平
④将劳动贡献与劳动报酬相联系,有利于调动生产经营积极性