查询词典 environmental

As an environmental and safe edible acid,the L-appleacid is widely used in the edible acerb agent,grocery process,edible additive process,medicine industry,chemical industry concerned with products for daily use and so on.

300吨L-苹果酸，绿色的安全食品酸，广泛用作食品酸味剂，食品加工，食品添加剂加工，医药工业，日用化工及化学工业，其用途广泛，目前有很好的市场发展前景。

In this paper,LCCA was used to systematically analyze the economic and environmental performance of acetylene produced from natural gas.

在成本模型分析的基础上，提出产品绿色因子和绿色比值两个指标，为不同工艺或产品的性能比较提供量化依据。

In this paper, acetylsalicylic acid, cyclohexanone Preparation of micro-content of the experimental design, in different reaction conditions were carried out under analysis to optimize the improvements and chemical experiments on the basis of conventional experimental and micro-experimental comparison, being The experimental results consistent with the premise, fully reflects the micro-chemistry experiments to save time, save the amount of reagents, as well as many advantages such as reducing environmental pollution.

本文阐述了乙酰水杨酸、环己酮微型化制备实验的设计内容，在不同反应条件下进行了对照分析，从而进行优化改进，并就基础化学实验中常规实验与微型实验进行比较，在得到一致的实验结果的前提下，充分体现了微型化学实验节省时间、节省试剂用量、以及减少环境污染等诸多优点。

A test for student achievement and management server. Examination of a number of environmental agencies as customers.

说Visual Basic是一门语言可能确切，它更像一个庞大的工具箱、一根充满魔力的指挥棒、一个取之不尽的宝库。

Environmental protection equipment: Buried sewage treatment equipment, acid mist purification tower, flotation equipment, water purification equipment, water and equipment, chlorine dioxide disinfection equipment.

环保设备：地埋式污水处理设备、酸雾净化塔、气浮设备、净水设备、化水设备、二氧化氯消毒设备等。

Energy policies play more critical role in dealing with regional and global environmental problems, such as acid precipitation and global climate changes.

目前能源引起的环境问题已普遍受到重视，尤以与化石燃料相关的温室效应与酸雨问题，最受关注。

Evidences show that excitotoxcities of excited amino acid and free radical, Ca2+ overload, environmental alteration of neurons, mitochondrial dysfunction and activation of some apoptotic genes may be involved in it.

缺血性脑卒中确切的神经元凋亡机制尚不清楚，目前认为可能与兴奋性氨基酸、Ca2+超载、自由基的毒性作用、神经元生存环境的改变、线粒体功能障碍及凋亡调控基因的激活等因素有关。

Acid rain is recognized as one of the most serious global environmental problems.

酸雨被认为是全球最严重的环境问题之一。

ABSTRACT : Acid rain is one of the important environmental issues in China.

摘要酸雨是多年来持续影响我国环境发展的重大问题之一。

The prediction of acid rock drainage generation potential is of importance to prevent and control environmental pollution in mining areas.

酸性岩排水潜力预测研究对于预防、控制和治理金属矿山环境污染问题具有重要意义。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷