Enlightenment of WenzichanZen in Notes at the Blue Rock;

IR spectral characteristics of tourmalines with the same direction;

Heat treatment on Fe-Li tourmaline from Keketuohai,Xinjiang,are carried out and the main colour-altered technology parameters are obtained,including the experimental temperature,the atmosphere,the holding time,the velocity of heating and cooling during the heat treatment.

Starting from the cutting property and species classification of tourmaline,the technological requirement was discussed with a focus on orientation design as well as the relationship between cutting machine,clamp and grinding materials in the whole process of design,division,pr.

This paper gives information on pigment dyeing of corduroy, including of pretreatment, pre-shrinking, rinsing as well as precautions of each procedure.

Bikou ductile shear zone distributing along Kangxian county-Nianba-Maziba developed in the Devonian System and the upper Guanjiagou Formation of Sinian System.

The Effect of Different Hormone on the Propagation in Vitro of Prunurs persica var.duplex;