ESRI company is standard of GIS software domain, which product – ArcEngine not only be provided with vigoroso expansibility, but also With limitless expansibility.

ESRI公司作为GIS软件产业的业准，它的组件ArcEngine具有强大的扩性，而且这扩是不受任何限制的。

During heating,phase transformation and expansibility of the new quartz sands and the calcined Quartz sands from two places were determined by DSC and thermodilatometry.

本研究采用DSC和热膨胀仪石英砂的原砂和焙烧砂在加热过程中的相变和热膨胀进了分析。