Several filter techniques were available for the GPS position estimation problem of maneuvering vehicle ranging from usi......

我国投掷界对最后用力阶段的用力顺序看法比较一致,认为用力的顺序是自下而上,即腿-髋-躯干(腰、胸)-臂-手.对此,我们有不同的看法......

Compared with single agronomic practices management during grain formation, knowledge about integrated agronomic practic......