The paper offered formula for widening the curve railway, concluded theoretic widening radius of curve railway and widening value, which offers reference for platelayer.

本文给出了曲线加宽计算式,得出了曲线理论加宽半径范围和加宽值,可以路工段借鉴。

The quantum chemical theoretic and experimental studies on the configuration,state of aggregation and carbocyanine molecular structure domino effect of its properties are introduced in this paper.

本文介绍了碳菁子构型、聚集态及碳菁子结构效应量子化学理论与实验研究情况,综述了国内外学者对碳菁子量子化学计算方法研究进展。

Local college have open up many courses on the ginshop management,which have substantial theoretics and pay attention to the combination between pratice and theoretics.

当地院校开设酒店管理课程有坚实理论基础支撑，更注重理论与实际相结合。