In recent years, a lot of research on RWD had been developed in home and abroad. 近年来，国内外有关科研院所在随钻扩眼技术领域开展了诸多研究。
With high-tech company and scientific research units' osculation cooperation obtain strong technology support for company. 与高科技企业和科研院所密切配合为公司获得了强大的技术支持。
