A.使心肌發(fā)達(dá); B.使心臟體積增大; C.搏出量增加; D.基礎(chǔ)心率下降
A.促進(jìn)造骨過(guò)程進(jìn)展加快; B.使肌肉毛細(xì)血管數(shù)量增加; C.關(guān)節(jié)靈活牢固 D.白肌纖維增多
A.增進(jìn)健康; B.促進(jìn)身體生長(zhǎng)發(fā)育; C.增強(qiáng)體質(zhì); D.防病抗老