A heat insulation shieldring is used to insulate heat between the strain gauge and the circuit board.
在应变计和电路板之间采用隔热挡圈隔热。
2
Deep Groove ball bearings are the most popular of all the ball bearing types because they are available in a wide variety of seal, shield and snap-ring arrangements.
深沟球轴承是所有类型的球轴承最流行的，因为他们是在一个密封，盾牌和管理各种各样的戒指安排可用。
3
As a traditional method of shield tunnel segment designing, the free displacement ring method is safe but conservative.