Natural convection is induced by non-conservative body force, which can be gravity, centrifugal or magnetic force;

自然对流是由非保守体积力驱动的流体流动，这种体积力可以是重力、离心力以及电磁场力等；

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The results show that natural convection can be formed on condition that the body force acting on the fluid is a non-conservative one.

结果表明：只要流体所受体积力为非保守力，即可产生自然对流。

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An explicit precise integration for nonlinear dynamics problems is presented, which is suitable to solve the non-conservative systems with multi-DOF and strong nonlinearity.

对于非线性动力学问题，给出了一个显式的精细积分算法，适用于多自由度、强非线性、非保守系统。

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He originally billed himself as a non-threatening conservative more interested in budget-balancing and job creation than in social or cultural matters.

ECONOMIST: Abortion in Virginia

The fervor with which these non-Muslim conservative activists parroted the Brotherhood line suggested that more than simple solidarity with their friend, Suhail Khan, is at work in Norquist's Islamist influence operation.

CENTERFORSECURITYPOLICY: The other debate: Frank Gaffney vs. Suhail Khan

Enter Derek Conway, very definitely a "non-Cameroon" Conservative MP, and his expulsion from the Commons for ten days at the end of January for paying his son out of Commons allowances for work there was no evidence he had done.

BBC: Political review 2008: Conservatives