Titlebook: Wissenschaft und Technik im alten China; Institut für Geschichte der Naturwissenschaften de Book 1989 Springer Basel AG 1989 Altes Testame

Injunction

ABIDE

Jin Qiupengng, and the majority of technical textiles. Value addition may be either an additive or subtractive process. In the subtractive process part of the fiber components may be removed by some physical or chemical process because textile fibers have natural as well as added impurities during production.