The titania photocatalysts have been research quartern century . It has characteristic of photocatalysis which is excellent performance of environmetal cleanup . The interbank money market is well established .
二氧化钛光触媒已发展了25年，它具有光催化的特性，是一非常出色的环境清净的光触媒。本港的银行同业拆息市场发展完善。
quartern