A Persistent URL ( PURL) is an ordinary HTTP URI in a domain backed by a strong persistence policy. PersistentURL(PURL)在域中是一个普通的HTTPURI,它受到强大的持久性策略的支持。
The DOI foundation provides policies, registration services, and HTTP redirection services similar to PURL providers like OCLC. DOI基金会像PURL提供者(如OCLC)一样提供策略、注册服务和HTTP重定向服务。
Knit one ie make one plain stitch, purl one. 平织一针,反织一针。
Stitch transfer purl machine fabric looped pile woolen woven ( excl. carpeting and narrow fabrics) 移圈式双反面针织机机织羊毛毛圈织物(不包括地毯和窄幅织物)
Purl across to the first wrapped stitch – this stitch has one wrap. Purl传达给第一个用针缝-这有一个包裹。
Tin blank for tube or pipe fittings circular purl sweater-strip machine 锡坯料,用于大小管配件双针筒计件衣坯针织机
Knit two plain, two purl. 两针平织,两针反织。
All female caps were decorated with purl embroidery. 女帽皆用金银线绣花点缀与装饰。
Double-knitted plaited fabric stitch transfer purl machine 移圈式双反面针织机
Stitch transfer purl machine moving coil instrument for measuring electrical quantities 移圈式双反面针织机测电量用动圈式仪表
Purl to the first double wrapped stitch – here's a photo of the two wraps, from the right side. Purl到第一个双包缝-这里的一照片的这两个包裹,从右边。
I know how to do plain knitting, but I can't purl. 我知道怎样织平针,但不会织反针。
Knit two plain, two purl. circular purl sweater-strip machine 双针筒计件衣坯针织机