查询词典 fertilizer chemical
- 与 fertilizer chemical 相关的网络例句 [注:此内容来源于网络,仅供参考]
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However, as a result of human activity especially moorland is reclaimed, the aggravate that uses favourable geographical position waiting for earth of chemical fertilizer to use an activity in great quantities, and large-scale disafforest and habitat are broken the change that spends favourable geographical position waiting for earth to use structure, played havoc with natural landscape, the change moves floral to live environment, make ecosystem function degrades, brought about the forfeiture of biology diversity finally.
然而,由于人类活动尤其是荒地开垦、化肥的大量使用等土地利用活动的加剧,以及大规模砍伐森林和栖息地破碎化等土地利用格局的改变,严重破坏了自然景观,改变动植物的生存环境,使生态系统功能退化,并最终导致了生物多样性的丧失。
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Chemical fertilizer is hurtless. The problem of the fertilization comes from unreasonable use.
化肥本身是无害的,有害的是对化肥的不合理施用。
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In order to ensure the maintenance safety of chemical fertilizer plants, many work should be done, such as strengthening management, developing maint- enance plan and safety measures, safety training, shutting down the plants, reinforcing safety management of direct jobs, and supervising on site.
为确保检化肥生产装置修安全,应加强领导、制订检修方案及安全措施、做好安全技术交底和安全教育、把好装置停车处理关、强化直接作业环节的安全管理以及加强现场的检查监督。
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Based on the soil fertility and fertilizer effect of Beijing brown chao soil in the way of microtrial of winter wheatsummer maizer continuous cropping,the annual grain yield and the tenyear soil organic matter change show that the crops yield,soil organic matter and soil fertility can be improved significantly by using N P K chemical fertilizers together with organic material under lower soil fertility.
通过对北京褐潮土土壤肥力和肥料效益监测基地10年定位微区试验的调查分析表明:在土壤肥力水平较低的情况下施用氮、磷、钾化肥及氮磷钾化肥与有机物料配施,具有显著提高粮食产量的作用,并较大幅度提高土壤有机质含量;随着有机物料施用量的增加,效果更为明显。
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They can be used for separating the suspension with solid phase particle size of more than 0.1mm and with the concentration of 30-80%, especially suitable for chemical industry and light industry, such as the processing of mirabilite, salt and polassium fertilizer.
适合分离含固相物(结晶状、无定形或短纤维状)粒度大于0.1mm,浓度范围为30-80%的悬浮液。适用于轻工、化工等行业,如芒硝、食盐、钾肥等产品加工。
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The chemical analysis of N, P and K in organic fertilizer is presented: sample is decomposed by sulfuric acid-hydrogen peroxide and prepared to be a solution. N can be determined by NC-2 model quick N analysis set, P by chinoline molybdic acid method and K by tetraphenylboron potassium, needless of spectral photometer and flame photometer, the method is available when the content of N, P or K is over 0.1% with desired accuracy and precision.
介绍用化学分析方法测定有机肥料氮、磷、钾的含量,即样品经硫酸-过氧化氢消化后,制备待测溶液,分取待测溶液用NC-2型快速定氮仪测定氮,用磷钼酸喹啉重量法测定磷,用四苯硼酸钾重量法测定钾,不需使用分光光度计和火焰光度计,适宜一般复混肥料厂采用,对含氮、磷、钾分别达0.1%以上的样品均可用本法测定,方法的准确度和精密度能满足生产的要求。
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The Fine-Chemical Team, Kunming University of Science and Technology, adds some purifying agents into the solution of fertilizer-grade monoammonium phosphate, and makes it conform to the necessity of aluminium dihydrogen tripolyphosphate synthesis.
特别提到昆明理工大学精细化工教研室,开展了肥料级磷酸一铵水溶液添加一定的净化剂,可使磷酸一铵水溶液达到合成三聚磷酸二氢铝的要求。
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Part of counties without paddy-field-fish-culture have a decreasing effectiveness of using pesticide and chemical fertilizer (such as PingLe, GongCheng, YangShuo, RongAn, GuiPing, HengXian), while they still obtain a lower annual average unit area yield than the counties with fish culture in.paddy fields.
部分非稻田养鱼县(如平乐、恭城、阳朔、融安、桂平、横县等)大量使用化肥农药的增产效率明显减少,其稻谷年均单产量仍普遍低于同区域的稻田养鱼县的稻谷年均单产量。
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Its mainly product are fertilizer, feed additive, purificant and basic chemical material.
公司经营的品种有:肥料、饲料添加剂、环保净化剂--活性炭及基础化工原料。
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The introducing arrangement for this chapter is: Firstly, analyzing the amount of fixed asset investment at the whole society and rural areas(including the collections and the personals);analyzing the amount of fixed asset investment at the eastern, middle and the western provinces by second; after that, doing the up-date of farmer's investment and the rustically personal fixed asset investment at the eastern, middle and the western provinces; fourthly, making the analyses on the Agriculture, forestry, animal husbandry and fishing, labor forces, amounts of chemical fertilizer-spraying and the actuality of watering irrigation; fifthly, analyses on the actuality of agriculturally basic construction investment in this chapter; sixthly, nationally financial investment; taking the up-date of nationally financial investment , especially the ones being used to support the farmers with the following;and finally, the up-date of other investment owner being analyzed.
首先,分析了全社会、农村固定资产投资额。其次,分析了东中西部省区农村集体固定资产投资。第三,分析了农户投资的现状及东中西部农村个人固定资产投资。第四,对农林牧渔、劳动力、化肥施用量和水利灌溉现状进行了分析。第五,对农业基本建设投资的现状进行了分析。第六,对国家财政投资,尤其是财政支农投资现状进行了分析。第七,对其它投资主体的现状进行了分析。
- 推荐网络例句
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Plunder melds and run with this jewel!
掠夺melds和运行与此宝石!
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My dream is to be a crazy growing tree and extend at the edge between the city and the forest.
此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。
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When you click Save, you save the file to the host′s hard disk or server, not to your own machine.
单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。