1.
Double Nuts Anti-loosening link Assembly Screwing down Process Theoretic Analysis
双螺母防松时螺栓联接装配拧紧工艺的初步理论分析
2.
" Self-locking nuts,twolug, anchor"
GB/T930-1988双耳托板自锁螺母
3.
" Self-locking nuts,twolug, anchor, sealing"
GB/T933-1988气密双耳托板自锁螺母
4.
" Boots for self-locking nuts,twolug, anchor"
GB/T940-1988双耳托板自锁螺母保护罩
5.
" Spacers for self-locking nuts,twolug, anchor"
GB/T962-1988双耳托板自锁螺母垫片
6.
Crush of beer yeast cell wall by twin-screw extrusion
双螺杆挤压膨化破碎啤酒酵母细胞壁的研究
7.
double-screw bolt
螺柱，双头螺纹螺栓
8.
Broaching of Two-arc Spiral Race for Recirculating Ball Steering Gear Nut.
循环球转向器的转向螺母双圆弧滚道的拉削加工
9.
Study on Twin Screw Multiphase Pump Rotor Manufacturing Method Appling in Ex-Arc-Generatrix Approach Method;
圆弧母线逼近理论在双螺杆泵转子加工中研究及应用
10.
Research on Manufacturing Two-screw Multiphase Pump Rotor by External Arc Generatrix Approach Method;
外切圆弧母线逼近法加工双螺杆混输泵转子技术的研究
11.
brass bolts and nuts with round head
黄铜圆头螺栓和螺母
12.
threaded type track bolt nut chuck
螺纹式轨道螺母夹头
13.
follower stud and unt
从动板柱螺栓及螺母
14.
paranemic spiral
平行螺旋，反向双股螺旋
15.
inserted nut abrasive discs and inseted nut ring wheels
带螺母砂盘和带螺母环形砂轮
16.
Install adjuster nut and lock nut.
安装调节器螺母和防松螺母。
17.
" Bolts, screws, nuts and accessories--Terminology and nomenclature"
GB/T3099-1982螺栓、螺钉、螺母及附件名词术语
18.
" Tolerances for fasteners--Bolts, screws and nuts"
GB/T3103.1-1982紧固件公差螺栓、螺钉和螺母