When a meteor strikes Earth, it creates an explosion that compresses the rock in a circular region.
当流星撞击地球,引起的爆炸会把一个圆形区域里的岩石压碎。
It is long known that Earth's orbit around the Sun changes periodically, cyclically affecting the way solar radiation strikes the Earth.
人们早就知道,地球围绕太阳的轨道会周期性地变化,周期性地影响太阳辐射照射地球的方式。
“You’re moving the largest mother lode imaginable ” said former astronaut Rusty Schweickart cofounder of the B612 Foundation an organization dedicated to protecting Earth from asteroid strikes.
原宇航员RustySchweickart说道。 他是B612基金会的共同发起人,该组织致力于保护地球免受小行星的撞击。
Visitors will also have the chance to experience earthquakes, eruptions and meteor strikes which helped shape the earth.
此外,游客还可以体验地震、火山爆发和陨石撞击等这些塑造地球外形的自然现象。
Meshed bonding enables a site to achieve a considerably lower ground resistance pathway for diverting direct lightning strikes to earth ground.
网状等电位连接能使现场得到一条相对较低的地阻路径,分流直击雷入地。
Meshed bonding enables a site to achieve a considerably lower ground resistance pathway for diverting direct lightning strikes to earth ground.
网状等电位连接能使现场得到一条相对较低的地阻路径,分流直击雷入地。
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