QTM怎么记

The atmospheric layer between the mesosphere and the exosphere. Hierarchical Spatial Relation Reasoning Based on Spherical O-QTM Partition

基于球面四元三角网剖分的层次空间关系推理

QTM controlled atmosphere drying experiment equipment was used to regulate the O 2 content in the drying by displacing part air with nitrogen as drying medium.

用氮气置换部分空气作为干燥介质，通过QTM气调干燥实验设备调节干燥过程气体的氧气含量，以蘑菇的褐变度为考核指标进行降氧干燥试验。

QTM ( Quarternary Triangular Mesh) structure on spherical surface is an efficient method in managing the global large quantities of the earth data.

球面四元三角网（QTM&QuarternaryTriangularMesh）结构是目前研究全球海量数据管理的有效方法之一。