搜索结果: 1-12 共查到“国际动态 drop-out”相关记录12条 . 查询时间(0.063 秒)
Weather radar records drastic drop in mayfly populations(图)
Weather radar drastic drop mayfly populations
2020/2/20
At the beginning of each summer, mayfly larvae emerge from bodies of water and shed their skin to become full-fledged mayflies, similar to the way in which caterpillars become butterflies.
Squeezing Every Drop of Fresh Water from Waste Brine
Squeezing Every Drop Fresh Water Waste Brine
2017/7/21
Engineers at the University of California, Riverside have developed a new way to recover almost 100 percent of the water from highly concentrated salt solutions. The system will alleviate water shorta...
Blood test results vary from drop to drop in fingerprick tests
Bioengineering BioScience Research Collaborative Engineering Texas Medical Center
2015/12/7
When it comes to needles and drawing blood, most patients agree that bigger is not better. But in the first study of its kind, Rice University bioengineers have found results from a single drop of blo...
Sierra Nevada freshwater runoff could drop 26 percent by 2100, UC study finds(图)
UC Sierra Nevada freshwater runoff
2014/9/12
Irvine, Calif., Sept. 2, 2014 — Freshwater runoff from the Sierra Nevada may decrease by as much as one-quarter by 2100 due to climate warming on the high slopes, according to scientists at UC Irvine ...
Ozone levels drop 20 percent with switch from ethanol to gasoline
Ozone levels drop 20 percent with switch from ethanol to gasoline
2014/5/13
Choice at the pump. When residents of São Paulo chose gasoline over ethanol to fuel their vehicles, levels of ozone actually decreased, according to a Northwestern study.
On 24 April the ninth drop in the University of Queensland’s famous Pitch Drop Experiment separated during an operation to replace the beaker containing the previous eight drops.
As Cyclone Ita hit northern Australia last weekend, a much slower collision occurred in the world’s longest-running lab project, The University of Queensland’s Pitch Drop Experiment.
Drop in warming linked to water vapour decrease(图)
warming water vapour global temperature
2010/2/24
Much of the flattening in global temperature rises seen over the last decade can be attributed to a reduction in the concentration of water vapour in the lower stratosphere, according to a group of US...
MIT commercial property price index posts record drop--Gauge declines 18 percent in second quarter, but signs of bottom appear
commercial property price index bottom
2009/8/10
Transaction prices of commercial property sold by major institutional investors fell by 18 percent in the second quarter of 2009, according to an index developed and published by the MIT Center for Re...