Quite obviously,many of the apartments of applied science are practical extendability of both pure theory and practice work,which shows that these two are interdependent and interactional.

• 十分明显，应用科学的许多部门都是纯理论工作和实验工作的实际延伸。这说明，这两个科学部门是相互依赖、相互影响的。