a blood lead level 血铅含量
Straining to lift heavy weights can lead to a rise in blood pressure.
用尽全身力气举起重物会导致血压升高。
This may cause stomach upset, ulcers, headache, backache, high blood pressure, and in severe cases, this can lead to panic attacks or a panic disorder.
这可能会引起胃部不适、溃疡、头痛、背痛、高血压，甚至在严重的情况下，这可能导致惊恐发作或惊恐障碍。
The WHO team has also helped to set up a laboratory service for measuring blood lead concentrations in Gusau, and has provided training in surveillance and the management of lead poisoning.
世卫组织小组还在古绍协助建立了测量血铅浓度的实验室服务，并提供了铅中毒监测和管理方面的培训。
One of those scientists. Kim Cecil,from the University of Cincinnati She was part of a team of researchers who took annual blood samples from several hundred lead-exposed children for more than 20 years.
VOA: standard.2009.12.19
"When we plotted the circuits in the brain against their childhood lead blood lead levels, we found that those with a higher blood lead measurement had less activity in the part of the brain normally left to do the attention tasks,"
VOA: standard.2009.12.19
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