earth crust

基本解釋

Explosions are registered by seismographs and they define the structure of Earth crust.
每次爆炸均由地震儀測(cè)量，科學(xué)家則根據(jù)測(cè)量結(jié)果判定出地殼搆造。
Kurile Lake was formed 8300-8400 years ago by a large volcanic explosion and a collapse of the Earth crust.
庫(kù)頁(yè)湖形成於8300—8400年前的一次大型火山噴發(fā)與地殼下陷。
Variations of gravity field in this area may be caused by the earth crust deformation, quality transition in deep crust and fault creep deformation.
重力變化可能是由該區(qū)地殼形變、地殼深部質(zhì)量遷移和斷層蠕動(dòng)共同作用引起的。

They float on pieces of the Earth's outer skin,or crust.
And, seawater contains only 3.7% of the total magnesium present 7% in the Earth's crust.
而海水衹含有,地表鎂縂量的,3。
麻省理工公開(kāi)課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選
Then,seventy-million years ago, the Earth's surface, or crust,pushed upward.

Such depths are commonplace when sample cores are drilled out of the earth's crust by geologists.
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