本书稿是一个在工艺美术行业工作了半个多世纪的老工匠,从历史、
Specimen preparation in materials science . in : Practical Methods in Electron Microscopy , V.l , B.E.P. Beeston , R.W. Horne and Roy Markham , North Holland , 444 pp . Greene , R.S.B. , Murphy , P.J. , Posner , A.M. , and Quirk ...
白崖是一种名为唐斯(白垩丘陵,或有草开阔高地)的地质构造的一部分。在英格兰东南部共有两处,分别是北唐斯和南唐斯。 ... 这其中最有名的都位于英格兰南部,包括东萨塞克斯郡身高227英尺(约69米)的威尔明顿巨人像,多塞特郡180英尺(约55米)高的塞那阿巴斯 ...
这一意外的幻觉,给我带来了意外的美感。再看这两块出自河北涞水的太行山石,一块似有如带的流云横陈山岭;另一块壁立似峰,虽未能引起惊人的幻觉,似乎也具有呼应或陪衬的效果。自觉动人的幻觉,并不是主体故意搞出来的。上述审美幻觉的引起,需要排.
An easy-to-use book that shows how anyone can learn to identify most of the gems and synthetics found in the marketplace. This practical book is essential reading for collectors, dealers,...
Handbook of Gem Identification
Describes hundreds of minerals and lists their geographic distribution, physical properties, chemical composition, and crystalline structure.
A contemporary successor to the Louis V. Pirsson and Adolph Knopf editions, providing a guide and reference that explains how rocks occur, their commercial usage, and how to identify them...
Contents of this text include: integrated optics; silicon nitride films on silicon for optical waveguides; new technology for reduction in cost and size of silica guided-wave component; and silicon based...
Principles of Sedimentology
Principles of Sedimentology and Stratigraphy is a thoroughly modern, textbook that provides in-depth coverage of all major aspects of sedimentology and stratigraphy. Aimed at advanced undergraduates but suitable also for...