... 2.11 初始应力(地应力) primary stress 2.12 围岩应力(二次应力) surrounding rock stress 2.13 冒顶 fall of ground ...
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If it is displayed on such occasions, do not allow the flag to fall to the ground, but let it be carried high up in the air to form a feature of the ceremony.
如果在这种场合展示国旗,不要让国旗掉到地上,而是让它高高地悬在空中以构成仪式的特色。
Vast numbers of them fall on the ground beneath the mother plants.
它们中有很多都落在植物母体下方的地面上。
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