查询词典 parts per million
- 与 parts per million 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Carbon monoxide is measured in parts per million in a normal atmosphere.
一氧化碳是衡量每百万件在正常的气氛。
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In the past, atmospheric methane levels have varied between .3 and .7 parts per million.
过去，大气中的甲烷含量在0.3到0.7ppm之间。
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With atmospheric carbon concentrations rising towards 400 parts per million concerns about climate change will not go away.
随着大气中的碳浓度接近400ppm，人们对于气候变化的担忧将不会消失。
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Twelve thousand parts per million of the gas will cause death in one to three minutes.
12个百万分之1000的气体会造成1人死亡，三分钟。
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A level of eight hundred parts per million will cause a person to lose consciousness.
一百万分之800的水平会导致一个人失去了知觉。
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Until this past month, the safety standard for consumer paints was 600 parts per million.
直到过去的一个月，小菲油漆的安全标准是是600ppm。
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Parts per million, used to measure concentrations of trace elements in solids or solutions
用于测量固体或者溶液中微量元素的浓度的指标。
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The concentration of CO2 in the atmosphere has increased from about 280 parts per million in 1750
大气中二氧化碳的浓度从1750年的280ppm上升到1990年约350ppm，而且仍在增长。
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At one point during a six-day sunless period, CO2 reached a high of 3,800 parts per million.
有一次连续六天阴天，二氧化碳的含量高达3，800/百万PPM。
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But the Consumer Product Safety Commission has just lowered the limit to 90 parts per million.
但消费者产品安全委员会仅仅低于限制的90个
- 推荐网络例句
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In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua ：豪华度假村，冲浪和潜水，沙滩，水晶般晶莹剔透的水，网络冲浪。