首页 › Theory of Silk Weaving A Treatise on the Construction and Application of Weaves, and the Decomposition and Calculation of Broad and Narrow, Plain, Novelty and Jacquard Silk Fabrics › 第 38 题 9. CALCULATION OF WARP AND FILLING The system adopted in this country for specifying the size of silk is based
on the weight in drams (avoirdupois) of a skein containing 1000 yards. A
skein, thus weighing 5 drams, is technically called 5-dram silk. The number
of yards of 1-dram silk to a pound must accordingly be 256000. The formulas
for figuring the amount of silk required for a piece of cloth are as
follows:
Theory of Silk Weaving A Treatise on the Construction and Application of Weaves, and the Decomposition and Calculation of Broad and Narrow, Plain, Novelty and Jacquard Silk Fabrics · 第 38 / 57 题