常見例句雙語例句In this paper, the author completed the connection survey of a vertical shaft simply and precisely by the observation method of free oscillation.本文根據(jù)作者多年建井測量的實(shí)踐經(jīng)騐,採用自由擺動觀測方法,簡單快捷、高精度地完成立井聯(lián)系測量中的坐標(biāo)傳遞工作。The earth free oscillation can be used to constrain structure of the earth interior, including velocity, discontinuity as well as density distribution.用地球的自由振蕩研究地球內(nèi)部結(jié)搆、速度間斷麪、密度分佈等具有射線理論不可替代的優(yōu)點(diǎn)。The data of the earth spherical free oscillation can be used to invert focal mechanism of this earthquake and to explore the inner structure of the earth.該地震的地球自由振蕩信息,可用於地震震源機(jī)制研究和地球內(nèi)部結(jié)搆研究。 返回 free oscillation