back-load

back-load什么意思,back-load翻译

基本解释

网络: 回程载货

例句

• Experimental Study on Effect of QiangXinDian on Cardiac Muscle Contractility and Left Ventricle Back-load in Normal Rats

  强心滴丸对正常大鼠心肌收缩及左室后负荷的影响