In the UK drinking water can contain no more than 100 micrograms of THM per litre. A microgram is one millionth of a gram.
在英国每升饮用水中三卤甲烷（THM）不允许超过 100 微克（一微克是一克的一百万之一）。
The more-widely used 25-microgram patch is prescribe mainly for lower-weight patients, children and patients just starting on the medicine.
处方使用的25微克剂型主要广泛应用于低体重患者，儿童和刚开始使用这种药物的患者。
A single 15 microgram dose of swine flu vaccine is enough for kids 10 and older, while children under 10 will need two doses, 21 days apart.
对于10岁和10岁以上的孩子们，单个15微克剂量的猪流感疫苗就足够了，而10岁以下的孩子们将需要二个剂量，间隔21天。
About 25% of the food items, including spices such as cardamom, fenugreek and chili powder, contained more than 1 microgram of lead per gram of product.
大约25%的食品，每1克食品含有多于1微克的铅，包括豆蔻、葫芦巴和胡椒粉等。
Patients receiving daily doses of 400 micrograms were more likely to experience relief of sinusitis symptoms, than were patients receiving 200-microgram doses.
每日接受四百毫克剂量治疗的患者与每日接受两百毫克剂量治疗的患者相比较，其鼻窦炎症状似乎得到更好地缓解。
The researchers found that the long-term death rate from lung cancer rose by 8 per cent for every 10-microgram increase in the average concentration of PM2.5s per cubic meter.
他们发现，每立方米PM2.5的平均浓度每增加10微克，在长期的作用之下，肺癌导致的死亡率就会增加8％。
While concentrations varied daily, typical concentrations of lead particles ranged from 0.6 to 1 microgram per cubic meter of air, Bell and her thesis adviser Catherine Cahill found.
Bell和她的论文导师CatherineCahill发现，尽管浓度含量每天都发生变化，铅浓度含量一般在0.6到1微克每平方米空气之间。
Combined with the design of a math coprocessor, the paper dis-cusses how to determine microinstruction format and write microgram code. Multiplication code is presented as an example.
文章以某数值协处理器的设计为例，研究了微指令格式的确定以及微程序代码的编写，并给出了编制的乘法微代码的实例。
Whether this has a potential for carry over into food at low concentrations (usually in the range of microgram per kilogram) and could further impact human health may need further evaluation.
关于这种情况能否导致少量成分（通常在微克/公斤范围内）进入食物，继而对人类健康产生影响可能还需要进一步的评估。
A new small-scale interfacial voltaic cell is shown to be satisfactory for potassium permanganate Oxidation-Reduction potentiometric titration in milligram and microgram amounts of the samples.
首次提出了一种新的氧化还原电位滴定的终点指示器界面伏打电化学池。
A new small-scale interfacial voltaic cell is shown to be satisfactory for potassium permanganate Oxidation-Reduction potentiometric titration in milligram and microgram amounts of the samples.
首次提出了一种新的氧化还原电位滴定的终点指示器界面伏打电化学池。
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