A complicated mix of costs, technology and environmental issues means no one source is best.
一个复杂的混合成本，技术以及环境问题意味着没有一种能源是最好的。
Hydropower plays a significant role in the energy mix of the United States and several other countries, but environmental concerns about the damage caused by DAMS have severely limited its growth.
水电在美国和其它一些国家的能源结构中占有显著的地位，但水坝对环境造成损害的问题已经严重地限制了它的增长。
The Baltic Sea's unusual mix of fresh water and Marine species means it's also especially vulnerable to environmental changes.
在波罗的海，淡水和海洋生物很不寻常的结合在一起，这已经表明它很容易受到环境变化的影响。
He said the risk of premature birth was likely to be a mix of genetic and environmental factors.
他说早产的风险可能是基因和环境因素的综合。
Instead, studies show that food cravings involve a complex mix of social, cultural and psychological factors, heavily influenced by environmental cues.
研究显示，对食物的渴望涉及众多复杂的社会、文化和心理因素，深受环境暗示的影响。
Personal selling as an important business promotional marketing mix, faced with social factors, environmental factors and a large number of ethical issues raised by customers, so much attention.
人员推销作为企业营销组合中促销的重要方式之一，面临着社会因素、环境因素以及顾客提出的大量道德问题，因而备受人们的关注。
The environmental variations of the mix-mode buildings were obtained by the field study.
通过现场研究获得了混合通风建筑环境的全年变化特征。
Optimization of energy mix has promoted the energy security and environmental protection, but importation of natural gas by large quantity has also brought a number of negative influences.
能源构成的优化促进了能源安全和环保，但天然气的大量进口也带来若干负面影响。
The readjusted mix and improved management of shaft-kiln cement should be actively promoted to decrease dust pollution and improve the air environmental quality.
落后的工艺技术和管理使水泥粉尘排放量剧增，对大气造成了严重污染。
Name: Environmental clean milk use: floor cleaner: 20 liters of water, adding about 50g clean milk, and mix thoroughly using Tuoxi without further washing with water.
品名：环境洁净乳使用：地板清洁：于20公升水中，加入约50g洁净乳，调匀使用拖洗，不需再以清水清洗。
Name: Environmental clean milk use: floor cleaner: 20 liters of water, adding about 50g clean milk, and mix thoroughly using Tuoxi without further washing with water.
品名：环境洁净乳使用：地板清洁：于20公升水中，加入约50g洁净乳，调匀使用拖洗，不需再以清水清洗。
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