According to the characteristics of steelmaking with semi-steel at PZH steel, the structure and spray nozzle of oxygen lance for high supply intensity were discussed.

针对攀钢半钢炼钢的特点，设计了高供氧强度的新型氧枪。

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The soil obstacle factor, the critical values of some nutrients and the supply intensity, as well as fertilizer efficiency should be paid more attention in formula fertilization by soil testing.

测土配方施肥中，还应注意：土壤障碍因子、某种元素临界法与供应强度，肥料利用率等问题。

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During lower intensity exercise the body is able to supply enough oxygen for fat metabolism to occur.

在低强度训练时，人体能够提供足够的氧气，发生脂肪代谢。

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The carbon dioxide intensity of U.S. energy supply (CO2 per unit of energy) in 2009 also dropped as a result of lower natural gas prices relative to coal.

FORBES: U.S. Carbon Emissions Plunge

There was also a slight increase in the CO2 intensity of U.S. energy supply (CO2 per unit of energy) in 2010, which is in contrast to a drop of 2.4% in 2009.

FORBES: U.S. Carbon Emissions Exploded in 2010, Largest Single Year Rise in 22 Years