http://reply.papertrans.cn/3/210/20948/20948-31.png
Submitted on: 28 August 1998.
Revised on: 02 October 1998.
Accepted on: 14 October 1998.
Liquid Crystals Reviews---TAYLOR & FRANCIS LTD
http://reply.papertrans.cn/3/210/20948/20948-33.png
http://reply.papertrans.cn/3/210/20948/20948-34.png
http://reply.papertrans.cn/3/210/20948/20948-35.png
http://reply.papertrans.cn/3/210/20948/20948-36.png