- main sea level的意思|示意

The main towers made of steel reached 297 m above the sea level and were erected with high accuracy while oscillation by the wind was carefully suppressed.

钢结构的桥塔矗立于海面以上297米，结构采取了良好的制风振措施。

Finally they reached its main peak4300 metres above sea - level.

最后他们到达海拔4300米的主峰。

During the Upper Paleozoic in Huabei there were 3 main times of sea level eustacy which caused different deposits in research area.

华北晚古生代经历了3次大的海平面升降旋回，不同海侵事件在研究区内留下了不同的沉积纪录。

Meanwhile, by an analysis of the factors giving rise to the fluctuation of sea level the main cause of the larger amplitude fluctuations of sea level is identified.

同时，通过对相关场资料的分析，揭示了引起这种较大振幅水位波动的主要原因。

It was found that even on the mountain higher than 3000 m above sea level water vapor and aerosol are still the main factors of the atmospheric extinction.

指出，即使在三千米以上的高山大气中，水汽和气溶胶仍然是主要的消光因子。

Phoenix Mountain 197 meters above sea level, the north-south main peak on each side of a hill with closely linked, as the two wings.

凤凰山海拔197米，主峰南北两侧各有一座小山与之紧紧相连，如同两翼。