查询词典 parts per million

Densities of over 1 million per square meter have been recorded in parts of Lake Erie!

最高密度的记录是在伊利湖的每平方米超过1百万个。

Taiwan had no standard until last week, when it set a tough limit of 0.05 parts per million.

台湾上周第一次颁布相关规定，将安全标准限制在0.05ppm以下。

The uranium may be present in only very low concentrations - a few parts per million - in the form of the uranyl iron, UO 2 (the same ion present in the mineral Zippeite), but it can be recognized by the distinctive fluorescence.

铀，可目前只在非常低的浓度-数百万分之-在形式上的铀铁， u o 2（同一离子目前在矿产zi ppeite），但它可以通过独特的荧光。

As it turned out, they found up to 46 parts per million in tiny volcanic glass balls brought back from the moon.

作为结果，他们发现，高达百万分之46的小火山玻璃球从月球带回来。

In dogs and cats, the amount of aminopterin found -- 40 parts per million -- can cause kidney failure, according to Bruce Akey, director of Cornell's diagnostic center.

对于猫和狗，在他们的食物里发现了这个剂量的氨喋呤――百万分之40――就能导致肾衰竭，据 Bruce Akey ， Cornell 治疗中心的主管说。

Calculate or convert: relative humidity, dewpoint / frostpoint, absolute humidity, water content, mixing ratio, vapor pressure, parts per million, wet bulb temperature.

计算或转换：相对湿度，露点/ frostpoint ，绝对湿度，水含量，配比，蒸气压，百万分之一，湿球温度。

The TLV-TWA for CO2, as listed by American Conference of Governmental Industrial Hygienists and by the Occupational Safety and Health Administration, is 5000 parts per million, or 0.5%.

正如美国政府工业卫生学者会议和职业安全和健康管理局所列出的，对于二氧化碳的TLV-TWA值是百万分之5000或0.5%。

The 1H-NMR spectrum collected on a 200 MHz instrument had a broad peak at a chemical shift of 8.5 parts per million which integrated to one proton and four multiplets at 8.0 ppm, 6.7-6.2 ppm, 5.3-4.8 ppm, and 1.6 ppm which integrated to one proton each.

该核磁共振谱收集在一个200 MHz的文书进行了广泛的高峰期在化学位移8.5每100万的综合，以一质子和4 multiplets在8.0 ppm的，六月七日至六月二日百万分之一， 5月3日至4月8日ppm ，使用和1.6 ppm的综合，以一质子每个。

Typically these hard waters are found to have high total dissolved solids including sulfates and chlorides, a pH in the range of 7.2 to 7.8, a high content of carbon dioxide (CO2) gas (over 10 parts per million, ppm), and the presence of dissolved oxygen D.O.

典型例子是这些硬水具有很高的溶解总固体含量，包括硫酸盐和氯化物，pH值在7.2至7.8之间，二氧化碳气体含量高，还存在溶解氧气体。

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。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷