[机]阴螺纹；[机]母螺纹

母螺纹，阴螺纹; 内螺纹

female threads───[机]阴螺纹；[机]母螺纹

male thread───[机]外螺纹；阳螺纹

male threads───[机]外螺纹；阳螺纹

female screw───螺母；[机]内螺纹

female screws───螺母；[机]内螺纹

lisle thread───螺纹

real threat───真正的威胁

The lighting device comprises at least a metal sleeve with a female thread, a printed circuit board, a LED, a microswitch, a spring electrode, a battery and a rear metal cover.───照明装置至少包括带内螺纹的金属衬套、印刷电路板、发光二极管、微动开关、弹簧电极、电池及金属后盖。

Adopting the new method to female thread machining, high hardness of thread can be acquired, and tap broken cases reduce significantly.───采用振动挤压攻丝新方法对钛合金材料进行内螺纹加工，螺纹表面硬度高，丝锥损坏现象显著减小。

Diaphragm type chemical seal, welded version, process connection: female thread or male thread.───焊接型膜片化学密封，过程连接：阴螺纹或阳螺纹。

Bearing with a stretching rod, stretching rod with right or left hand female thread───轴承附有带螺纹的伸出杆，螺纹有左右旋之分

Determination of Size of Female Thread Bottom Hole of Aluminum Work Pieces───铝件内螺纹底孔尺寸的确定

Precision Linear Shafts-One End Tapered, One End Female Thread with step───导向轴-一端锥形，一端台阶内螺纹型

High Precision Liner Shafts-One End Male Thread, One End Female Thread───精密型导向轴-一端外螺纹，一端内螺纹型

High Precision Liner Shafts-One End with Step, Female Thread Both Ends───精密型导向轴-一端台阶，两端内螺纹型

The lighting device comprises at least a metal sleeve with a female thread, a printed circuit board, a LED, a microswitch, a spring electrode, a battery and a rear metal cover.

The core bit includes shank and thread , which consists of male thread and female thread.