The Encyclopedia Americana, Količine 1–30Bernard S. Cayne Grolier, 1981 |
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Zadetki 1–3 od 76
Stran 125
... known as tawing , in which the skins were treated with alum and salt . Tawing is satisfactory as long as the leather is stored dry , but repeated wetting and drying causes the leather to harden . Vegetable Tanning . It is not known ...
... known as tawing , in which the skins were treated with alum and salt . Tawing is satisfactory as long as the leather is stored dry , but repeated wetting and drying causes the leather to harden . Vegetable Tanning . It is not known ...
Stran 443
... known as double refraction , as in Fig . 9. For each crystal , there is a direction known as the optic axis . A light ray that is linearly polarized perpendicular to the optic axis propagates through the crystal according to one index ...
... known as double refraction , as in Fig . 9. For each crystal , there is a direction known as the optic axis . A light ray that is linearly polarized perpendicular to the optic axis propagates through the crystal according to one index ...
Stran 550
... known solids expand when they melt and most liquids contract when they freeze . Among the very few exceptions to this general rule is water . Liquids Characterized Thermodynamically . The degree of disorder in a liquid can be expressed ...
... known solids expand when they melt and most liquids contract when they freeze . Among the very few exceptions to this general rule is water . Liquids Characterized Thermodynamically . The degree of disorder in a liquid can be expressed ...
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