在2008年的时候,太阳科学家们观测到一个位于太阳高纬地区反极性的黑子,他们认为这是新一轮太阳活动开始的标志。
Back in 2008 solar scientists saw a high-latitude, reversed-polarity sunspot, suggesting the start of a new solar cycle.
结果培养的RPE细胞可在培养皿中存活2~3个月。顺极性和反极性培养不影响细胞的形态和存活时间。
Results Cultured RPE can survive 2~3 months in a culture dish either being placed right side up or up side down and maintain the typical morphological characters of epithelial cells.
淀粉是赤铁矿反浮选工艺中常用的赤铁矿抑制剂,而废啤酒酵母溶解相中含有与淀粉中相似的极性基团。
Starch is a commonly used hematite depressor in reverse flotation of hematite and dissolved waste Saccharomyces Cerevisiae contains a polar group similar to starch.
注意,如果电流极性接反,会使伺服驱动器不能工作。
Attention, if current polarity inverse connected, will lead to servo drive out of service.
电子居家办公也使许多员工产生孤寂和与世隔绝之感,从而造成工作积极性的减弱,使工作效率不升反降。
Telecommuting also makes many employees feel isolated and out of touch, leading to decreased motivation and less, not more productivity.
本文选用聚氧乙烯醚类非离子表面活性剂,配合醇类助表面活性剂在非极性有机溶剂中形成了反胶束溶液。
In this paper, polyoxyethylene ethers nonionic surfactants were applied with cosurfactants to form reverse micelles in organic solvent.
本文选用聚氧乙烯醚类非离子表面活性剂,配合醇类助表面活性剂在非极性有机溶剂中形成了反胶束溶液。
In this paper, polyoxyethylene ethers nonionic surfactants were applied with cosurfactants to form reverse micelles in organic solvent.
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