首先，这些肥料的生产成本高，要知道合成氨的生产过程所使用的能量占世界全部消耗的2%，含磷矿石的开采正在日益加剧地球上有限资源储量的衰竭。
They're costly to make, for one, since the production of ammonia now accounts for roughly 2 percent of global energy use, and mining for phosphorus is depleting the planet's finite reserves.
结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。
Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.
三聚氰胺是氨腈的三聚体。它含66%的氮（质量）并在燃烧或焦化时通过释放氮气为树脂产品提供阻燃特性。
Melamine is a trimer of cyanamide. It contains 66% nitrogen (by mass) and provides fire retardant properties to resin formulas by releasing nitrogen when burned or charred.
凝汽器铜管的氨腐蚀，是造成凝汽器泄漏和给水含铜的重要原因。
Ammoniac Corrosion of condenser copper tubes is the major cause of condenser leakage and copper content in boiler feed water.
讨论了它们的结构和催化性能，并分析了含钒催化剂上氧化和氨氧化的一般机理。
Their structure and catalyst properties are discussed. Common feature and differences in mechanism of oxidation and ammoxidation are analyzed.
并进一步根据所推出的公式，绘制成含氨混合气的有效能图。应用该图对中型氨厂流程进行分析，能很快地找到降低系统能耗的关键所在。
Thus by means of this chart for analyzing the process of medium-sized ammonia plants, the key to lower the system energy loss can be found.
本文用液上气相色谱法在不同温度下测定了不同中和度的含SO42-0～4％的磷铵料浆的平衡氨分压。
In this paper, ammonia equipressures of ammonium phosphate slurry under different neutralization degree and SO42- cone entration(0~4%) are determined using headspace gas chromatography.
从聚合物结构与性能关系入手，设计合成了高分子量的不同氨丙基含量的含氨丙基聚硅氧烷。
Starting from the relation between structure and properties of polymer, high molecular polysiloxanes containing of different content of aminopropyl groups were designed and synthesized.
介绍了一种采用固定化高效微生物与JADS曝气系统构成的处理高氨氮、高含硫废水的曝气生物流化床(ABFT)工艺。
Aerated biological fluid technology (ABFT) composed of fixed microorganism and JADS aeration system was adopted to treat high ammonia and high sulfide wastewater.
在一般的情况下，使用含尿素防冻剂的住宅，其墙体中氨释放完全大约需要10 ~32年。
Under general conditions, the complete emission of ammonia from the wall of residence where the antifreeze containing carbamide has been used needs about 10 ~ 32 years.
胺：原则上或实际上是从氨(NH3)衍生的含氮有机化合物的总称。
Amine: Any of a class of nitrogen-containing organic compounds derived, either in principle or in practice, from ammonia (NH3).
氨量子微波激射器：在哈密顿量含时情况下一个双态系统的动力学情况。
The ammonia maser: dynamics in a two-state system with a time-dependent Hamiltonian.
对含取代氨端基的聚酯类超分散剂的合成方法进行了研究，并为获得适当长度的聚酯链选择了最佳合成条件。
A synthetic method for substituted amino-terminal group polyester hyperdispersants is researched and the optimum conditions for polyester chain with suitable length are chosen.
甲氧苄氨嘧啶合成过程产生大量含甲醇和乙醇的废液，实验研究了新的回收工艺。
Large amounts of methanol and ethanol exist in the effluent of the condensation and cyclization reaction during the trimethoprim synthesis process. A new recovery process was evaluated experimentally.
介绍了含氨纶弹性织物的分类，及其物化特性和染整加工特性；
The physical and chemical properties and dyeing and finishing characteristics, as well as classification of polyurethane elastic fiber fabric were introduced.
介绍了一种联碱含氨废水回收氨、二氧化碳的新技术。
A new technology is presented for the recovery of ammonia and carbon dioxide from the ammonia containing wastewater in integrated soda plants.
为了对合成氨系统进行热力学分析，首先需要知道含氨混合气的热力学函数值。
In order to make a thermodynamic analysis for an ammonia synthetic system, the functional values of the thermodynamics of gas mixture with ammonia must be given first.
含氨废水的短程硝化能够实现节能降耗，是目前废水生物脱氮领域的研究热点。
Partial nitrification of ammonia-containing wastewater can save energy and reduce cost, and has become one of the hotspots in the research of biological nitrogen removal from wastewater.
将炼油二次加工过程中产生的含硫含氨污水经汽提脱硫脱氨后得到的净化水，代替原来使用的除盐水用于原油电脱盐装置和催化装置富气注水。
The treated water from waste liquid produced in second-process of refining oil can be used on electric desalt unit and FCC 'waste gas washing process.
提出了对含氨循环水行之有效的杀菌方案。
An effective bactericidal project to treat circulating water that contains ammonia has been put forward.
每个成圈系统中的导纱器系统均含氨纶喂入装置，其特殊的挡板保证氨纶纱的喂入操作方便，稳定可靠。
All the feeder systeem in the each stitching systeem with anethane elastic fiber feeder systeem. Its special presser can ensure the anethane elastic fiber feed stably and convenient.
用铵离子选择交换工艺对催化剂生产过程排出的含氨氮废水进行处理。
The selective exchange process was used in the treatment of wastewater containing NH 3 N from catalyst production.
本发明的含氨溴索与福莫特罗活性成分的药物制剂具有性质稳定，使用方便，适用于大生产化的特点。
The drug preparation containing the active ingredients of the ambroxol and the formoterol is characterized by stable property, convenient use, and being applicable for large-scale production.
研究成果可为沸石法处理含氨氮废水的进一步研究提供一定的理论依据。
Those results can afford the theoretical foundation for development of the treatment technology by...
研究成果可为沸石法处理含氨氮废水的进一步研究提供一定的理论依据。
Those results can afford the theoretical foundation for development of the treatment technology by...
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