Wherein the screw comprises a screw head, a lug boss and a screw rod.
该螺丝包括一螺头、一凸台及一螺杆。
The side of the lock-up set is provided with a semicircle lug boss, which is allocated with the semicircle groove arranged on the shell.
锁止套周侧设置半圆凸台，半圆凸台与设置在壳体上的半圆凹槽相配置。
An O-shaped elastic pad made of anti-corrosion silicon rubber materials is arranged between the lug boss of the pole and the battery cover.
所述极柱的凸台与电池盖之间设置有防腐蚀硅橡胶材料制成的“O”字型弹性垫。
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