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- Phosphorus pollution is the main factor causing eutrophication of water. 磷污染是造成水体富营养化的主要因子。
- The meassure of reducing phosphorus pollution was sum up withnutrition, plant breeding and treatment of poultry dung. 本文从营养、作物育种及粪便处理三个方面综述了降低禽类粪便中磷含量的有效措施。
- Addition of phytase in feed is thought to be the best way to tackle phosphorus pollution. 解决饲料磷污染的最佳途径是在饲料中添加植酸酶。
- The nitrogen and phosphorus pollution and non-point source pollution are the main environmental problems around Chaihe reservoir.Some practical protection measures are put forward. 针对柴河水库水源涵养区氮磷污染、面源污染和生态破坏等存在的主要环境问题,提出了可操作性较强的保护措施。
- nitrogen and phosphorus pollution 氮、磷污染
- Keywords eutrophication;phosphorus pollution;phosphomolybdate;EDTA titration.; 富营养化;磷污染;磷钼酸盐;EDTA滴定法;
- A fertilizer containing phosphorus compounds. 磷肥含有磷化合物的一种化肥
- No animal or plant can exist without phosphorus. 没有一种动物或植物离开磷能够生存。
- We should use anthracite to avoid air pollution. 我们应该使用无烟煤以防止空气污染。
- Pollution control has cleared the air. 污染管制已净化了空气。
- Man is fighting a battle against pollution. 人类正在与污染作斗争。
- Pollution is still very much a live issue. 污染现象仍然是当前的大问题。
- Distribution Characteristics of Nitrogen and Phosphorus Pollution in the Surface Water Source of Shijiazhuang City 石家庄市地表水源氮、磷污染分布特征
- The soil becomes more and more acidic as pollution mounts up. 随着污染的加剧，土壤的酸化越来越严重。
- A clamor in the press for pollution control. 在报纸上对污染控制的呼吁
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
- Pollution has stripped the trees of their foliage. 污染剥光了这些树的叶子。
- We have freed the lake from pollution. 我们已经清除了该湖的污染。
- Characteristics of Nitrogen and Phosphorus Pollution in the Middle and Small Creeks, Suburban Shanghai 上海市郊中小河流氮磷污染特征
- The Content of Bone Dust in Animal Feed and Phosphorus Pollution from its Waste Water 动物饲料中的骨粉含量及其废水的磷污染
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海词词典，十七年品牌
