Based on mechanics principles, this paper calculates the cutting height and cutting angle of tubular building directional demolition.
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The experiment is based on one of the most counterintuitive, yet, one of the most important principles in quantum mechanics: that vacuum is by no means empty nothingness.
这个实验是建立在一个最违反直觉的其中一个的基础上，仍然，量子力学最重要的原理中的一个：所谓真空绝不可能空的虚无状态。
The calculating formulas of top and bottom pool-surface deformation in TIG full-penetration weld pool is developed based on principles of fluid mechanics and variation calculus.
根据流体力学理论和变分法原理，推导出了熔透情况下TIG焊接熔池上表面和下表面变形的方程。
Based on basic principles of quantum mechanics and with quantum states as information carriers, storage, transmission and processing capabilities can be accomplished.
量子信息科学以量子力学基本原理为依据，以量子态为信息载体，来完成信息的存储，处理和传输。
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