To conduct applicably scientific research, and to introduce, explore, and apply new techniques and new methods.开展与精神卫生相关的应用性科学研究, 引进 、 开发和推广新技术、新方法....
Plumbers caulk joints in pipe with lead, string or a caulking compound.管子工用铅 、 绳子或专用填隙材料使管子的接头不漏水.Shipbuilders caulk wooden boats with oakum and tar.造船工匠用麻丝和沥青填塞木船缝隙,使之不渗水.Fibermax caulk is also used as a patchingmateria...