目的：研究血管内超声对冠状动脉内斑块形态的分析，以及斑块形态、血管重塑与患者临床表现的关系。
Objective: To establish the relationship among ultrasound derived atheroma morphology, coronary arterial remodeling and clinical presentation of coronary heart disease.
为了判断口腔卫生的状态，每个受试者都要接受一个综合的口腔检查，检查包括两个可以反应口腔卫生的方面，即口腔内斑块的数量和是否存在牙龈炎症。
To determine oral hygiene status, each participant underwent a comprehensive oral examination including an assessment of plaque accumulation and gingival inflammation, both indicators of oral hygiene.
在空间分布上，除栎类景观斑块趋于随机分布外，其余森林景观类型更趋于团聚分布，并在局部范围内形成集中分布区。
In spatial distribution, oak plaque landscape tend to random distribution, but other types of forest landscape tends to reunite distribution, and concentrated distribution is localized.
应用推荐