形成英语怎么说
Wind power has a significant cost advantage over nuclear power and has become competitive with coal-fired power plants in many places.
The key to forming a black hole is cramming enough mass or energy into a small enough volume as happens when a massive star collapses.
The key to forming a black hole is cramming enough mass or energy into a small enough volume, as happens when a massive star collapses.
Most elementary school students learn that clouds form when enough water vapor condenses.
All of this could combine into a perfect storm shattering European unity.
Now the renovation and expansion, has formed a suburb of a park.
To accommodate the expansion and contraction of the concrete deck, each column splits into two thinner, more flexible columns below the roadway, forming an A-frame above deck level.
The instincts of self preservation, therefore, must have frequently predominated and shaped the features of society freely, as if the unselfish affections had no place in human nature.
Sometimes, however, a stream of electrons following an established channel is met by a positive stream making a new path up from the ground.
The electrons that form the image pass through the sample, so the individual slices have to be prepared and examined.
New York was the place where the "new" America was coming into being, so it is hardly surprising that the modern newspaper had its birth there.
Sometimes the river enters wide valleys and becomes a waterfall.
Current thinking suggests that toxins only have a small part to play in the build-up of cellulite.
In the period of the Old Kingdom, the king assigned the persons specially for the teaching of the royal children, and permitted some noble children to join, so the royal school came into being.
Athletics South Africa was formed by an amalgamation of two organizations.
That is in stark contrast to the 'My-way-or-highway' tendencies of venture philanthropy.
Hemorrhage into the decidua basalis formed retroplacental hematoma.
According to the giant-impact hypothesis, the Moon was created during a collision between Earth and a large object about the size of Mars.
One problem with the collision hypothesis is the question of how a satellite formed in this way could have settled into the nearly circular orbit that the Moon has today.
The Cartwheel Galaxy shows a ring that is the result of a collision between a small and a large galaxy.
Such a titanic collision between Earth and a Mars-size impactor may have given rise to Earth's Moon.
The bluish star clusters have formed in the streamers of debris pulled from the galaxies and at the site of their head-on collision.
Scientists believe the moon formed after a Mars-sized object slammed into the Earth and produced an enormous cloud of debris 4.5bn years ago.
Swarms of giant chunks of debris form within the disc, collide and merge - forming the Earth, moon and other planets.
The Sun, Moon, and the planets formed from a huge spinning gas cloud that collapsed into a gyrating disc.