在最近几年里，美国马拉松跑步者已经经历了由于饮水过量导致血钠浓度过低或低钠血症的致死事件。
In recent years, U. S. marathons have experienced participant deaths due to excessive intake of water, which can lead to an abnormally low level of sodium in the blood, or hyponatremia.
研究不同浓度PEG、不同处理时间渗透处理对超干杉木、马尾松和黑松种子活力的影响。
This paper dealt with the effects of PEG pretreatment, including different concentrations and treat time, on the vigor of ultradried seed, such as Cunninghamia lanceolata and Pinus massoniana.
用药应选择浓度低、疗效高、副作用小的药，激素类和非激素类药交替使用，如：倍氯美松和维生素B6等。
Drug concentration should be chosen low, high efficacy, side effects of drugs, hormones and the alternate use of non-hormonal drugs, such as: chlorine Mimatsu times and vitamin B6 and so on.
应用推荐