Beyond the bubbling syntheses that make the chemical products we all rely on, a different sort of chemical transformation is now taking place.
除了我们日常生活中赖以为生的合成化工产品，一种不同的化学技术改造正在异军突起。
The law of conservation and transformation of energy is the chief basis of physical, astronomical and chemical reasoning as well as of engineering practice.
能量守恒笔能量转换定律不仅是工程实践的主要基础，而且也是物理、天文以及化学等方面的主要基础。
They tried to hasten this transformation by heating and refining the metal in a variety of chemical processes, most of which were kept secret.
他们尝试用各种化学方法加热、冶炼金属来加速这种转化，但大部分方法是秘密进行的。
The law of conservation and transformation of energy is the chief basis of physical, astronomical and chemical reasoning as well as engineering practice.
译：能量守恒和能量转换定律，不仅是工程实践的主要基础，而且也是物理、天文以及化学等方面推理的主要基础。
The operation of a machine may involve the transformation of chemical, thermal, electrical , or nuclear energy into mechanical energy, or vice versa.
机械的操作包含将化学能、热能、电能或核能转换成机械能，反之亦然。
The transformation regularity of chemical pesticide in soil was analyzed. It was important to predict its change tendency and control pesticide environmental pollution.
阐述了化学农药在土壤中的迁移转化规律，对于预测其变化趋势和控制农药环境污染具有重大意义。
To solve the difficulty in modeling a chemical system a new node granularity transformation method based on object directed acyclic graph was proposed.
针对化工系统模型难以确定的问题，提出了基于对象的有向无环图节点粒度的转换方法。
The conditions necessary for its formation and its distribution, composition, optical and chemical properties, and transformation at high temperature in steel are also investigated.
揭示了钢中铈碳化物的生成条件、分布、组成、光学性质、某些化学性质和高温下的转变。
The transformation about high school students 'chemistry learning style is an important topic for discussion, which chemical curriculum is always concerning on.
高中生化学学习方式的转变是化学新课程关注的重要议题。
Thallium geochemical properties, distribution, physiological toxicity, clinical symptoms, chemical migration and transformation in the environment were reviewed.
介绍了铊的地球化学性质、分布状况、生理毒性和临床表现及环境迁移转化过程。
After More burial and chemical transformation of the aging organic material, the peat becomes lignite, a very soft coal-like material.
当这些古老的有机物质经过进一步的埋藏和化学变化，泥炭就变成一种非常软的，像煤物质那样的褐煤。
This article from the chemical pipeline design, the construction, the approval went into production, aspect and so on movement maintenance, on-line transformation in detail elaborated the chemi...
从化工管道的设计、施工、验收投产、运行维护、在线改造等方面详细阐述了化工管道工程的质量安全问题。
Electrochemical is the transformation of chemical energy and electric energy.
电化学是化学能和电能的转化。
Copper matte converting is an important process in copper pyro-metallurgy, involving chemical reactions, fluid flow and transformation of both heat and mass.
铜锍吹炼是火法炼铜的一个重要工序，涉及化学反应、传热、传质、流体流动等。
Which activities show the transformation from chemical energy to light energy and heat energy?
哪些活动显示化学能转换为光能和热能？
By making use of the internal functions of DCS, the transformation of the conventional startup mode is completed, providing assurance for the stable operation of the large chemical fertilizer unit.
利用DCS的内部功能，实现了对传统启动方式的改造，为大化肥装置的稳定运行提供了保障。
Experimental results show that the composition ratio making Angle of phase transformation range become small can also increase the thermal analysis accuracy of cast iron chemical composition.
实验结果表明，能使相变段倾角最小的成分配比，也能提高对铸铁成分的热分析检测精度。
In addition, the small area formed in tetragonal ZrO_2 grain due to chemical composition inhomogeneity and the process of the transformation have also been described.
此外，还描述了由于化学组成不均匀而在四方氧化锆晶粒中形成的一小区域及其相变过程。
The development of novel routes for the transformation of renewable biomass or biomass-derived resources into useful chemicals is of great importance for establishing sustainable chemical processes.
在化石资源特别是石油资源日渐耗尽的今天，充分利用可再生的生物质资源，通过催化转化的方法使其成为重要的工业原料是解决能源和资源危机的有效手段。
The treatment methods of nitric acid tail gas are reviewed. Based on the current situation of Jianjiang Chemical Fertilizer Plant, the technical transformation of tail gas treatment is put forward.
综述硝酸尾气处理方法和介绍剑化尾气处理的现状，并对硝酸尾气处理的技改方案进行一些探讨。
The treatment methods of nitric acid tail gas are reviewed. Based on the current situation of Jianjiang Chemical Fertilizer Plant, the technical transformation of tail gas treatment is put forward.
综述硝酸尾气处理方法和介绍剑化尾气处理的现状，并对硝酸尾气处理的技改方案进行一些探讨。
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