Thus the clearance on the fastening sealing part of the groovepart on the shell side and the foot part in the outer lens side is not generated.
因此能够避免壳体侧的沟部与外透镜侧的脚部卡合的密封部上产生间隙。
2
In the temperature detector used for temperature compensation, an annular groove is circled at the circumference of the side part of the bottom end of the protecting tube body part.
在用于温度补偿的温度检测器中，在保护本体部的底端侧部分，环绕其四周形成环状沟槽。
3
The box body is provided with at least one groove for placing jewelry, and the part of the box cover corresponding to the groove is made of transparent material.