Harvard study says substance-free housing curbs binge drinkingKatie Dunn
A number of schools have established substance-free residence halls as one strategy for coping with the problem. The schools have configured these halls very differently. Administrators agree that following certain guidelines can help ensure that substance-free housing succeeds. These guidelines include ...
http://www.stanforddaily.com/2012/02/27/time-to-establish-substance-free-housing/这个是持与你相反观点的人贴的链接,第三段上有写意思。。。 Lacus_K August 8 什么叫substance,其实就是指代drug-, alcohol-, 和 tobacco-这种放不上台面的词语。什么叫free,“没有”就叫free咯,怎么会有任何人理解成...
substandard housing substandard performance substandard propagation Substandard Quality of Care Substant substantia substantia substantia substantia substantia adamantina substantia adamantina substantia adamantina ▼ Complete English Grammar Rules is now available in paperback and eBook formats. ...
Encyclopedia Wikipedia sub·stance (sŭb′stəns) n. 1. a.That which has mass and occupies space; matter. b.A material of a particular kind or constitution. c.A drug, chemical, or other material (such as glue) that one is dependent on or uses habitually and that is often illegal ...
A substance delivery and filter system for use in delivering or conveying a dry, fluid powder substance from a closed container to an open receptacle is provided. The delivery and filter system includes a filter housing having a heavy particle cyclone separator, a fine particle filter bag assembly...
A substance delivery and filter system for use in delivering or conveying a dry, fluid powder substance from a closed tank (130) to an open receptacle (132) is provided. The delivery and filter system includes a filter housing (22) having a heavy particle cyclone separator and a fine filter...
The delivery and filter system includes a filter housing (22) having a heavy particle cyclone separator and a fine filter air bag assembly. The filter housing (22) also includes a substance inlet port (40) positioned just above the heavy particle cyclone separator and just below the fine ...
2149750 9411283 PCTABS00032 A substance delivery and filter system for use in delivering or conveying a dry, fluid powder substance from a closed tank (130) to an open receptacle (132) is provided. The delivery and filter system includes a filter housing (22) having a heavy particle cyclone...
The housing includes a cylinder and a piston. Apparatus are provided to control the sliding of this piston to the end of a cylinder, so as to extend the nozzle outwards and a spring is provided to bring back the piston into the housing. The invention is useful for marking mass-produced ...