百度试题 结果1 题目 3. No studies have proved that eating breakfast was bad for concentration(concentrate). 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Kolmogorov initiated numerous deep studies on concentration functions. There is now available a monograph [1] devoted specifically to concentration functions. The chapters on inequalities of Kolmogorov type constitute the core of this book. It also gives numerous generalizations and applications of the ...
This study identifies regional differences in the level and variability of farm performance and factors that are likely to have influenced the relative per... S.,Pleschberger - 《Age & Ageing》 被引量: 182发表: 2007年 Geographic Concentration and Correlates of Nursing Home Closures: 1999-2008 ...
1. Long-term variations in breast-milk fat concentration of mothers feeding on demand were studied in 120 rural West African women over a 12-month period. ... AM Prentice,RG Whitehead - 《Br J Nutr》 被引量: 272发表: 1981年 Biased parental investment and reproductive success in Gabbra pa...
a聚精会神地学习 Studies with total concentration [translate] adue next week 到期下个星期 [translate] a学习化社会的逐渐到来也迫使我们必须改变观念,“终身学习”已不再是口号,而是切切实实的行动,我们除了通过不断学习以获得新的技能,力求跟上时代的变化,其他别无选择。对个人而言是如此,企业也是如此。
NO at low concentrations can enhance HOM formation. The influence of NO on HOM yields is seen more clearly in the varying NO/NO2sequence; When NO increases from 0 to 82 pptv at an approximately constant NO2concentration near 1 ppbv, it first enhances HOM production, but as it further...
With the analysis on the pollution source and the change of NO_x concentration in atmosphere of Changchun City, the share rate of the gross quantity of NO_x, the rate of quantity of NO_x from different type of vehicles, and the rate of NO_x concentration were studied. The result showed...
28.Comparative Assessment of Low-Concentration Ethanol and Waste Fish Oil Biodiesel Blends on Emission Reduction and Performance Improvement in Variable Compression Ratio Engine Vasanthaseelan SATHIYASEELAN, Savadamuthu LAKSHMANA GOWDER, Ravishankar SATHYAMURTHY ...
most people are actually more focused and productive earlier in the day (i.e. morning, afternoon, and early evening). Tasks like reading a textbook or a journal article, writing a paper, or working on an assignment...
Eleven healthy male subjects aged 23 to 38 years (including 2 smokers) were exposed to purified air (= control experiment), to NO 2 , O 3 , and SO 2 alone, to mixtures of NO 2 + SO 2 , and NO 2 + O 3 in MAK 1 concentration, and to a mixture of NO 2 + SO 2 + O 3 ...