沃森的嗓音美妙,高音嘹亮动听。Watson has a wonderful voice, with thrillingly clear top notes.一位双臂交叉的老妇人演唱了高音部。An elderly woman, arms crossed, sang the descant.把立体声唱机的高音音量调大to turn up the treble on the stereo...
We may use the plane stress analysis for determining deflections in the midplane of the beam.我们可以用平面压力的分析方法来确立梁中间面的挠度.Midplane Flow analysis is most accurate for thin - wall part geometries.中面流动分析对薄壁零件几何模型的精确度最高.The two ...
Sodium concentration and osmolality in the intravascular and interstitial spaces equilibrate across the vascular membrane.钠离子浓度和血管内渗透压以及组织间隙渗透压通过血管膜保持平衡....