We start by learning the shoulder shrug, shrugging the shoulders up, the elbows out, and the palms of the hands facing outward.
我们从学习耸肩式开始,把肩部向上抬,肘部向外,两只手的掌面朝外。
By means of the pressure loss in three kinds of bend configuration. it is found out that the short radius elbows appear to yield the lowest pressure loss in a wide range of mass over air ratio.
通过三类弯管形式压损试验,发现了短半径弯头在一个较大料气输送比范围内均产生最小压损;
By means of the pressure loss in three kinds of bend configuration. it is found out that the short radius elbows appear to yield the lowest pressure loss in a wide range of mass over air ratio.
通过三类弯管形式压损试验,发现了短半径弯头在一个较大料气输送比范围内均产生最小压损;
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