目的：探讨缝隙连接阻断剂甘珀酸对大鼠光化学局灶性脑梗死神经元损害的影响。
AIM: To explore the effects of carbenoxolone (CBX), a gap junction blocker, on the neuron injury induced by focal cerebral infarct.
中情局有化工厂的土壤样品，在里面发现了制造VX神经毒气的化学成分。
The CIA had soil samples taken at the plant site that contained the chemical used to produce VX.
斯坦福大学的“专家系统”计划始于1965年，用于美国国家航空航天局航天器收集物质的化学测量二十年，来推算其有机分子的可能结构。
Stanford University's Dendral project, was started in 1965 and used for two decades to extrapolate possible structures for organic molecules from chemical measurements gathered by NASA spacecraft.
美国国家航空航天局的研究一再表明，活的、绿色以及开花的植物，能够清除建筑物内空气中多种有害化学物质。
NASA research has consistently shown that living, green and flowering plants can remove several toxic chemicals from the air in building interiors.
美国国家海洋和大气管理局(NOAA)的哈拉尔·斯塔克(Harald Stark)说，烟雾是由一些令人讨厌的分子构成的，某些化学物质能够破坏这些分子的结构，而灯光干扰了它们的作用。
It interferes, says Harald Stark of American's National Oceanic and Atmospheric Administration (NOAA), with the chemicals that mop up nasty molecules that are the raw materials of smog.
“它做到了以与我们所知完全不同的方式生存，”加州门洛帕克的美国地质勘探局的生化学家、首席研究员FelisaWolfe - Simon说。
"It has solved the challenge of being alive in a very different way than we knew of," said lead researcher Felisa Wolfe-Simon, a biochemist with the U.S. Geological Survey in Menlo Park, Calif.
“它做到了以与我们所知完全不同的方式生存，”加州门洛帕克的美国地质勘探局的生化学家、首席研究员FelisaWolfe - Simon说。
"It has solved the challenge of being alive in a very different way than we knew of," said lead researcher Felisa Wolfe-Simon, a biochemist with the U. S. Geological Survey in Menlo Park, Calif.
并且美国宇航局的两个维京人登陆车在1976年，装备有精密的生命化学实验仪器，分析了它的土壤发现完全不存在可以构成生命的有机组织结构。
And NASA's two Viking landers in 1976, equipped with sophisticated life chemistry experiments, analyzed the soil and found it devoid of the organic building blocks of life.
似乎《有毒物质管理法案》实质上确立了安全性的假定，在要求对化学药品做进一步检查之前，环境保护局必须证明这个假定。
It seems that TSCA essentially establishes a presumption of safety, which EPA must overcome before it may require further testing of a chemical.
福美双是一种剧毒化学品，(美国)环保局审定为高危险级，规定农业工人必须穿防护服才能使用。
Thiram is a highly toxic chemical which the EPA examined and deemed to be so dangerous that agricultural workers are now mandated to wear protective clothing when handling them.
澳大利亚塔斯马尼亚地调局为了对地质图信息和地球化学数据进行编码而研制了数据结构。
Data structures developed by the Tasmanian geological Survey to encode geological map information and geochemical data are described.
光化学法制作大脑皮层局灶缺血梗死模型，即光血栓皮层损伤（PCI）。
The cortical infarction in rats was induced using photochemical method, named photothrombotic cortical injury (PCI).
它们中的大部分是美国食品药品局批准的药品，剩余的化学药品也是其他国家管理机构批准的药品或其他临床相关化学药物。
Most of them are drugs already approved by the U. s. Food and drug Administration, while others are drugs approved by regulatory agencies in other countries or are other clinically relevant chemicals.
科学家们发明了一项新技术，用来分析由美国国家航空航天局的火星勘测轨道飞行器获取的火星表面化学成分图，这才有了这项发现。
Thee discovery was made when scientists developed a new technique to analyze chemical maps of the surface of Mars obtained by NASA's Mars Reconnaissance Orbiter spacecraft.
在首先的优先次序制定中，加州有毒物质管制局将确定哪些化学品需要关注、优先控制，以及含有这些化学品的产品。
The first is the prioritization process in which DTSC will identify and prioritize chemicals of concern and products that contain them.
第四条国家安全生产监督管理局负责全国危险化学品登记的监督管理工作。
Article 4 the State Bureau of Safe Production supervision and administration shall be in charge of the supervision and administration of the registration of hazardous chemicals of the whole country.
详细的建议内容可通过本文引用的链接访问欧洲化学品管理局官方网页。
The detailed proposals are available on the ECHA website using the link at the end of this press release.
文章的共同作者，国家海洋和大气管理局的化学家EdDlugokencky说最大的影响或许发生在北极。
The biggest concern is what might happen in the Arctic, says co-author Ed Dlugokencky, a research chemist at the National Oceanic and Atmospheric Administration in Boulder, Colorado.
国家安全生产监督管理局根据(一)、(二)确定的危险化学品，汇总公布《危险化学品名录》。
The State Bureau of Safe Production Supervision and Administration shall summarize and promulgate the Catalog of hazardous chemicals according to the hazardous chemicals determined in Items 1 and 2.
美国劳工数据统计局预言：“对化学技师的需求较以往来说会呈现缓慢增长的状态，预计会低于平均水平。
The US Bureau of Labor Statistics forecasts, "Job growth for chemical technicians is projected to be slower than average."
国家林业局 林产化学加工重点开放性实验室；
生物质化学利用国家工程实验室，国家林业局，林产化学工程重点开放性实验室；
National Engineering Lab. for Biomass Chemical Utilization; Key and Open Lab. on Forest Chemical Engineering, SFA;
生物质化学利用国家工程实验室，国家林业局，林产化学工程重点开放性实验室；
National Engineering Lab. for Biomass Chemical Utilization; Key and Open Lab. on Forest Chemical Engineering, SFA;
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