نتایج جستجو برای: old and historical fabrics
تعداد نتایج: 16876099 فیلتر نتایج به سال:
Carbon fiber fabrics are important engineering materials. However, it is confusing to classify different carbon fiber fabrics, leading to risks in engineering processes. Here, a classification method for four types of carbon fiber fabrics is proposed using artificial neural networks (ANNs) and support vector machine (SVM) based on 229 experimental data groups. Sample width, breaking strength an...
Thrombolitic fabrics of the Rocknest Formation, Northwest Territories, Canada (Hoffman, 1975; Grotzinger and Hoffman, 1983; Grotzinger, 1986a, 1989b) were disputed by Kennard and James (1986) and Kennard (1989) and classified as cryptomicrobial boundstones. Under close re-examination, these rocks reveal mesoscopic and microscopic fabrics which are indeed thrombolitic when considered in the cont...
The research for objectifying the handle of textile fabrics is a very important factor in the textile and garment manufacturing and retailing industries. Handle is influenced by mechanical properties of textile fabrics and the surface roughness. The KES-F system is standard objectified method among different measurement methods. But the measurement of surface roughness applied the KES-F which i...
The water absorption and transport properties of fabrics are critical to wear comfort, especially for sportswear and protective clothing. A new testing apparatus, namely Forced Flow Water Transport Tester (FFWTT), was developed for characterizing the transplanar and in-plane wicking properties of fabrics based on gravimetric and image analysis technique. The uniqueness of this instrument is tha...
Fabric has the power to humanize our living environment. Textiles have always had an ability to demarcate space, absorb sound and create decorative elements. With these characteristics, it is not difficult to explore the full potential of heat setting on polyester as a decorative surface design technique. Utilizing the heat setting properties of polyester, a range of fabrics has been designed a...
BACKGROUND The ultraviolet properties of textiles dyed with synthetic dyes have been widely reported in literature. However, no study has investigated the ultraviolet properties of natural fabrics dyed with natural colorants. This study reports the Ultraviolet Protection Factor (UPF) of cotton fabrics dyed with colorants of plant and insect origins. METHODS Three cotton fabrics were dyed with...
In this paper, regular band is presented to detect defects on patterned fabrics. Patterned fabrics are firstly disposed by fabric average to form object images mixed with positive and negative pixels in this proposed method. Distance matching function is computed to determine the periodic distance of patterned fabrics. The obtained periodic distance would be the length and width of regular band...
the phoneme /l/ is one of the phonemes of persian, which has different origins. a few of which is unknown. this article studies the historical change of /l/ phoneme and phonemes and clusters which are the origins of /l/, from proto indo- european to indo- iranian, old iranian and middle and new persian. in adition, the historical change of other phonems such as group of consonants , which are o...
Old urban reform usually reactivates the fabric in a new era of sustainable development. However, what remains former and how it interacts with one often inspires curiosity. How old residents adapt their lives to layout should be explored qualitatively quantitatively. This research aimed assess fabrics downtown area Keelung, Taiwan, by considering interactions between truncated layout, proporti...
A characteristic of urban sensing is that applications need to compose the operations and fuse information from sensing fabrics extant in the environment, to meet requirements for which the fabrics were not designed a priori. We propose an architecture, WEAVE, that allows tailoring of applications across one or more urban sensing fabrics. Key to the architecture is use of standard application p...
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