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- physico chemical control 物理化学防治
- Chemical control is the last resort. 化学防治是最后的措施。
- Chemical control test of Cryptorrhynchus lapathi L. 杨干象的药剂防治试验。
- The physico chemical properties and rheology of gum black wattle was studied. 研究了黑荆胶的物理、化学性质及流变性质。
- Chemical Control Technique for Seed Pest in Picea crassifolia kom. 青海云杉种实害虫化学防治技术。
- As you see, I am under nervous as well as chemical control. 正如你所知道的那样,我不但受化学的控制,还受神经的控制。
- Its physico chemical properties and spectrometry proved the compound was psoralidin. 理化性质和波谱分析证明该化合物为补骨脂里定。
- Practical experiences in chemical control of Meloidogyne spp. 蔬菜根结线虫病药剂防治的实践体会。
- Physico chemical properties and fatty acid composition of Elsholtzia Ciliata (Thunb.) Hyland seed oil were analyzed by GC. 为开发利用香薷籽资源,对香薷籽油物理化学性质和脂肪酸组成进行了分析测定。
- The physico chemical property of MLC 500 catalyst can also be adjustable for different feedstocks to achieve ideal product slates. 因此,对不同性质的原料油,可有效地调整MLC-500的物理化学性质,获得理想的产品分布。
- Both the PFU method and physico chemical analysis indicated that mine wastewater could be effectively purified b y the constructed wetland. 其中生物多样性指数更能有效地评价水体质量。
- Plating chemicals control and analysis. 负责电镀药水的控制和分析。
- The early definitions stressed a blend of biological and chemical control. 早期的定义强调生物和化学防治结合。
- Compared with general UPE, the physico chemical performance of the product was good at resistance to acid alkali , heat resistant , mechanical properties, etc. 结果表明,用环氧环己烷合成的树脂具有良好的耐酸、耐碱、耐热性能和较好的机械性能。
- The weathering of soft rock was systimatically analyzed through measuring its microsturcture, microporosity, macrofissure, and the physico chemical properties. 通过对软岩风化前后微结构、微孔隙及宏观裂隙和宏观物理力学参数的测试对比,系统地研究了软岩风化的微观和宏观效应。
- Study on biological characteristics and chemical control of Pissodes sp. 红松木蠹象生物学特性及幼虫化学防治的研究。
- Ther are small heat stable peptides, large heat labile proteins, and lantibiotics.Their physico chemical nature, genetic behavior and application are reviewed. 细菌素可分为热稳定的小分子肽、热敏感的大分子蛋白和羊毛硫抗生素三类。
- Experiment on Chemical Control of Lophodermium Pinastri(Schrad)Cher. 松落针病药剂防治试验
- The research progress of tribochemistry in the aspects of chemical effects of rubbing surfaces, physico chemical changes under dry and lubricated friction conditions were reviewed. 介绍了摩擦化学在材料制备中的应用及摩擦化学的研究方法;
- Introduce the Hazardous Chemicals Control Bill into the Legislative Council. 将有毒化学品管制条例草案提交立法会。