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- Plate air preheater with corrugated plate as heat transferring elements,has solved problems above,which has been applied in petrochemical and chemical fertilizer unit. 采用以波纹板片作为传热元件的新型板式空气预热器,克服了上述问题并在石化、化肥等行业上得到了应用。
- An outline is given of the objective and content of the reform of feedstock route in large chemical fertilizer units, with emphasis on the operation and process conditions after Worm. 摘要概述了大化肥装置进行原料路线改造的目的及内容，重点介绍了改造后的运行情况和工艺状况。
- The stalks will rot and make good fertilizer. 杆儿腐烂后会成为很好的肥料。
- The luminous intensity on unit area. 单位面积上的发光强度。
- Get some more fertilizer for the garden. 给花园再多施些肥料。
- A fertilizer containing phosphorus compounds. 磷肥含有磷化合物的一种化肥
- The family is the smallest social unit. 家庭是社会最小的单位。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The family is the basic unit of society. 家庭是社会的基本单位。
- A metric unit of area equal to 10 ares. 十公亩面积的公制单位之一，等于十公亩。
- A metric unit of mass equal to 100 grams. 百克公制质量单位，等于100克。
- A unit of power equal to 1,000 watts. 千瓦功率的单位，等于1,000瓦。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- A unit of currency in Chile, Panama, and Uruguay. 分智利、巴拿马和乌拉圭的货币单位
- A metrical unit consisting of seven feet. 七韵步由七个音步组成的格律单位
- A unit of currency in North Korea and South Korea. 朝鲜和韩国的一种货币单位
- A squad is the smallest unit in an army. 班是军队的最小构成单位。
- Send us the fertilizer at once, or our wheat sowing will be held up. 马上把化肥给我们送来，要不，我们小麦播种就要给耽误了。
- The monetary unit of Great Britain is the pound. 英国的货币单位是镑。
