2 The hardening state of an instant bond can be maintained at an optimal level since it will be pressed automatically within a certain time period after a bonding .
2 The hardening state of an instant bond can be maintained at an optimal level since it will be pressed automatically within a certain time period after a bonding .
由于粘结点胶后确定时间内自动施压，固化状态能维持最佳粘结力水平。