They take an atom of lead, accelerate it, and have it collide with an atom of nickel.
他们选取一个铅原子，将其加速，让它与镍的原子碰撞。
A German alchemist called Johann Friedrich Bottger was asked by the king to make gold out of lead.
国王要求一位名叫约翰·弗里德里希·伯特格的德国炼金术士用铅来炼金。
When condors eat dead bodies of other animals containing lead, they absorb large quantities of lead.
当秃鹰吃下其他体内含铅的动物尸体时，会吸收大量的铅。
Used in almost all video monitors and televisions, those devices contain four to eight pounds of lead each.
几乎所有的视频显示器和电视都使用这种设备，每个设备都含有4到8磅的铅。
SPEW contended, and WIDC concurred, that controllable conditions in such factories were responsible for the development of lead poisoning.
SPEW 认为，这些工厂的可控条件是导致铅中毒增加的原因，WIDC 也同意这一观点。
He layered pieces of glass and used thin copper strips instead of lead, which let him make these really intricate flowery designs for stained glass, which he used in lampshades.
他把玻璃分层，用薄铜片代替铅，这让他对彩色玻璃做了这些非常复杂的华丽设计，用在灯罩上。
The test results show that one of the products is mold infested and the other product contains levels of lead that are too high.
测试结果表明，其中一种产品受到霉菌感染，而另一种产品含铅量过高。
The thermal decomposition and detonation of lead azide crystals are studied.
研究了叠氮化铅晶体的热分解和爆炸过程。
He also used touches of lead white and a little ivory black.
他还使用了几许铅白和一点象牙黑。
Studies have found that residents have high levels of lead in their bloodstream.
研究表明，当地居民的血液中含铅量很高。
What are the benefits to human health of reducing the levels of lead in the atmosphere?
减少空气中铅含量对人类健康有何益处？
This is a particular mystery because tin, which shares many of the features of lead, makes lousy batteries.
这一点显得颇为神秘，因为和铅特性差不大多的锡，无法用来做电池。
Environmental investigations have found very high concentrations of lead both outside and inside peoples' homes.
通过环境调查发现，人们的家里家外都具有很高的铅浓度。
SMELTER: Some 3.8 million metric tons of lead are produced annually by separating it from mined ore using high heat.
熔炉：每年约有380万公吨的铅是通过高温加热矿石的方法分离制造出来的。
When the houses were built for workers at the nearby railyards, pipes and paint contained large quantities of lead.
当时这里的房屋是为在附近铁路上班的工人们修建的，屋内的水管和油漆都含有大量铅。
Should the prevalence of lead in city soils discourage communities and schools from building gardens in urban wastelands?
鉴于城市土壤里的铅会导致人生病，社区和学校是否应该停止在城市荒地上种植物呢？
Production of lead acid storage batteries has since been stopped all over Zhejiang province, said local industry executives.
当地行业高管表示，自那以来，浙江省已叫停了所有铅酸蓄电池生产。
In addition, capacities within Nigeria for the diagnosis and management of lead poisoning need further strengthening and support.
此外，尼日利亚本国诊断和处置铅中毒的能力需要进一步得到加强和支持。
And if he maintains this kind of lead, or this kind of balance among blue collar whites, he will probably carry these three states.
如果他能在蓝领白人中保持这样的领先势头，或者这样的均势，那么，他就很有可能拿下这几个州。
Environmental group Greenpeace said it had taken samples which showed the presence of lead, chrome and arsenic in water in the area.
绿色和平环境组织表示，采集到的样本已表明这些地区的水域有铅、铬、砷的存在了。
A pound of gasoline holds about 35 times more energy than a pound of lead-acid batteries and about six times more than lithium-ion batteries.
一磅汽油的能量约是铅酸电池的35倍，锂离子电池的6倍。
National average concentrations of lead in the air have fallen 93% since 1980, largely because of the phaseout of lead in gasoline, the EPA says.
自1980起，美国空气中铅平均浓度已下降了93%，主要缘于逐步停止在汽油中加入铅，环保署称。
Excessive amounts of lead in the blood can cause damage to the digestive, nervous and reproductive systems, and also stomach aches, anaemia and convulsions.
血铅超标对消化、神经、生殖系统都有严重影响，同时可引发胃痛、贫血和痉挛。
Earlier this year, a 4-year-old Minneapolis boy died of lead poisoning after swallowing a metal charm that came as a gift with a pair of Reebok sneakers.
今年早些时候，明尼阿波利斯的一名4岁男童吞下了一双锐步（Reebok）运动鞋附赠的饰品，死于铅中毒。
These have been mapped to an area inhabited by approximately 950 people, who are continuously exposed through ingestion and inhalation of lead-contaminated dust.
这一状况存在于一个由950人居住的区域，这里的人们通过摄入和吸入经过铅污染的尘埃，持续暴露在高铅环境中。
These have been mapped to an area inhabited by approximately 950 people, who are continuously exposed through ingestion and inhalation of lead-contaminated dust.
这一状况存在于一个由950人居住的区域，这里的人们通过摄入和吸入经过铅污染的尘埃，持续暴露在高铅环境中。
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