… Carrara porcelain) is a special, fine-grained, yellowish type containing more feldspar, and often resembling Paros … alumina) may also fall in sub-Chapter II if not of a type designed for use as refractory goods (see Explanatory …
… with photo‑multipliers or image converter tubes. In this type of telescope the energy of the incident light is used … in 48 hours. Heliostats and siderostats are special types of coelostats used for astronomical purposes. Certain …
… In addition to braids, this part of the heading covers a variety of products in the length, designed for the … trimmings in the piece . The heading also covers a variety of miscellaneous narrow width products in the length …