Usage: suitable for air tight seal welding with pressure protection of microwave device, sensor, filter and components that used on spaceflight and guided missile that have high requirement.
用途：适用要求较高的微波器件，传感器，滤波器及航天，导弹上应用的元件气密性带压力保护的封焊。
2
The missile was fueled within the protection of its silo, and was raised to the launch position through doors at the top of the silo just minutes before launch.