The gas exciting force caused by blade tip clearance may cause rotors unsteady under certain condition.
转子偏心引起的气流激振力在一定条件下可能诱发转子失稳。
It is therefore concluded that a projection matrix can be computed through homography under certain condition.
通过这个原理就可以推导出投影矩阵在满足一定条件下可由单应矩阵得到。
The results show that absolute internal efficiency of unit increases after HP heaters stopped under certain condition.
研究结果表明在一定条件下，切除高压加热器后机组绝对内效率可以提高。
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