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oxide造句
1. Oxide is usually seen in our daily life. 2. Nitrous oxide is commonly known as laughing gas. 3. Sulphur dioxide and nitrogen oxide combine to form acid rain. 4. Britain has agreed to cut emissions of nitrogen oxide from power stations. 5. Unlike conventional glass, it contains no silicon oxide. 6. Cassette tapes have a magnetic oxide coating. 7. Nitrous oxide Six percent of the current greenhouse effect. 8. Pollutants such as nitrogen oxide, carbon monoxide and hydrocarbons have also been linked to hay fever, chest infection and childhood cancer. 9. Iron oxide pigments sold well for paints, but continued to suffer low demand for building materials. 10. Nitrous oxide is also responsible for about six percent of the greenhouse effect. 11. Both countries would also limit nitrogen oxide emissions through stricter controls on motor vehicles. 12. Other reactive trace gases such as nitrous oxide and methyl iodide also remain at elevated and aberrant levels. 13. However, the oxide mineral content of the rocks is generally low, at 5-10 percent. 14. Thus, at 1000 K magnesium will reduce aluminium oxide, whereas at 2000 K aluminium reduces magnesium oxide. 15. Ferrite, the low-cost non-cobalt material made of ferric oxide and barium or strontium carbonate, was launched in the 1950s. 16. That is many times smaller than crystals of conventional ferric oxide, and about one ten-thousandth the diameter of a human hair. 17. The Government gave way in 1988, then went back on deal to cut nitrous oxide emissions by 30 percent. 18. With a few exceptions most of the translucent glasses contain below 1 % lead oxide. 19. Into these flowed more molten rock, carrying minerals such as tin oxide. 20. Some glazes contain elevated magnesia which increases their durability; this was certainly necessary given the low calcium oxide levels. 21. The control subjects did not receive either placebo or loperamide oxide tablets but underwent an identical series of measurements on one occasion. 22. They contain between 0.6 % and 0.8 % magnesia and contain low potassium oxide levels. 23. For instance,[/oxide.html] he taught me how to use nitrous oxide for its effect in combating physical pain. 24. Both results suggest that the nanotubes are filled with yttrium carbide crystals, and contain no yttrium metal or yttrium oxide. 25. The sulphur was burned off, thus producing a lead oxide which then had to be reduced leaving behind the pure lead. 26. To avoid further damage to sensitive ecosystems, sulphur and nitrogen oxide emissions must be cut by 90 percent. 27. When calcium carbonate is heated it decomposes into calcium oxide and carbon dioxide. 28. These findings support the existence of a key L-arginine-nitric oxide pathway regulating gall bladder contraction. 29. How can we tell whether carbon or another metal will reduce a metal oxide? 30. The researchers have found nylon production to be responsible for up to 10 percent of the increase in nitrous oxide.