| 词汇 | 微粒 |
| 释义 | 微粒 Particle filtration is the simplest of the three. Put the spotless potatoes, tomatoes and tobacco atoms into the hot pot. But it can be a vacation for the lungs too, as it has some of the nation’s lowest levels of both ozone and particulates. Since what is needed for cooling is a lot of small particles rather than a few big ones, this approach would face problems. With biofuels, the problems are caused by particles given off during their growth and manufacture. Meteor showers occur when Earth orbits through clouds of particles and dust on its path around the sun. The gas cools off enough for the metal, rock and far enough from the forming star ice to condense out into tiny particles. Check out the chart below, which shows particles in the atmosphere and temperature. However, this theory predicts that the electron has a more distorted shape than that suggested by the Standard Model. According to this idea, the particle could be egg-shaped. Then it sees where the weather takes the particles. It was hoped these would tangle the virus particles up. Any particulate filter eventually clogs, so you have to replace it as breathing becomes difficult. If you want more magnets and particles you just double click and drag them to where you want them. To protect the core, and prevent a bigger problem, authorities had to vent some of that steam into the atmosphere, which means venting some of the radioactive particles along with them. Aerosol particles smaller than2.5 micrometers pose the greatest risk to human health because they are small enough to be breathed deep into the lungs and, in some cases, enter the blood stream. The elementary particles of atoms are almost a perfect sphere, a study has found. Because of this, every nuclear reactor has ways of getting rid of the heat, and blocking those fast- moving radioactive particles. Moreover, once the particles in the capsules have settled down they stay put. Released as a vapour at high altitude it should produce a screen of properly sized particles, even in a sky that is already hazed. This goes on until the particles get to the size of boulders or small asteroids. And that force tends to cause it, if you have a moving charged particle, to deflect its trajectory and start rotating in a magnetic field. The particles increase the density of clouds by increasing the amount of nuclei contained within. These particles of matter are similar to electrons, but since they have no electric charge, they can pass through anything. The best guess is that dark matter is made of different types of particle from“ ordinary” matter. |
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