The research explains why social contact has health benefits: many of the hormones involved in bonding and helping behavior lead to reductions in stress and anxiety.
这一研究解释了为什么社交有益健康：许多联络感情和帮助他人的行为所调动的激素有助于减轻压力和焦虑。
2
A contact adhesive for permanent or temporary bonding of most surfaces.
一种接触式粘着剂，用于大部分表面的暂时或永久性粘贴。
3
The intimate contact of two surfaces to be bonded is a prerequisite for the anodic bonding, therefore, it is very important to analyze evolution characters of the intimate contact area.