The choice of vane curve should satisfy the conditions of boundary layer non-separation and theoretical distance head by Eular equation-the basic equation of pumps.

叶片型线的选择应满足边界层不分离条件及由欧拉方程——泵的基本方程所确定的理论扬程条件。

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Because we had this kind of antiseptic separation between suffering and non-suffering until we are the one suffering.

而我们一无所知，这是因为一道坚固的高墙隔开,我们和身处苦难的人们,直到我们亲自尝到苦难，这种隔离才会消失。

普林斯顿公开课 - 人性课程节选

Natural gas processing means the separation of non-methane gases from raw natural gas, or the separation of the non-methane gases and liquids into one or more components.

FORBES: Just Tell the "Fracking" Truth

Core components of the initiative promote the benefits of breastfeeding, such as skin-to-skin contact between mom and infant, and non-separation of mother and infant.

WHITEHOUSE: Engage and Connect

This can be done by incorporating specific language regarding these duties and the ownership of social media accounts and contacts into offer letters, job descriptions, confidentiality agreements, separation agreements, and non-competition or non-solicitation agreements.

FORBES: Company Social Media Accounts -- Who Owns Those Twitter Followers?