盖螺母

acorn nut

盖形螺母

kep nut 锁紧螺母 | acorn nut 盖形螺母 | wing washer 翼型垫片

Wheel Nuts and Bolts

轮胎螺母

六角螺母,法兰螺母:Hexagon Nuts and Flange Nuts | 轮胎螺母:Wheel Nuts and Bolts | 圆螺母,开槽螺母,盖形螺母:Round Nuts,Slotted Nuts and Cap Nuts

Tectiform nuts

盖形螺母

79 Jointing seal screw cap 焊接螺帽 | 80 Tectiform nuts 盖形螺母 | 81 Heavy hex jam nuts 重型六角锁紧螺母

domed nut

盖螺母

dome-shaped reflector ==> 半球形反射罩 | domed nut ==> 盖螺母 | domed shell ==> 球形壳体

box nut

盖螺母

box girder 箱形梁 | box nut 盖螺母 | box spanner 套筒扳手

box nut

方盖形螺母

box marking 装箱标志 | box nut 方盖形螺母 | box nut 盖螺母

box nut

盖形螺母

box nut 盖螺母 | box nut 盖形螺母 | box off 使船首离开风向

Cap nut

盖螺母

Cape chisel 扁尖凿 | Cap nut 盖螺母 | Cap packing 盖衬垫

cylinder head jack nut

汽缸盖起卸螺母

cylinder head gasket ==> 汽缸盖衬垫 | cylinder head jack nut ==> 汽缸盖起卸螺母 | cylinder head lock ==> 圆筒销子锁

cover retaining wing nut

盖固定蝶形螺母

cover retaining screw;盖固定螺钉 | cover retaining wing nut;盖固定蝶形螺母 | cover ring;盖环

The Shop Around the Corner：街角商店

上错天堂投错胎Heaven Can Wait (1943) | 街角商店The Shop Around the Corner (1940) | 妮诺奇嘉Ninotchka (1939)

neigher nor gate：既非又不闸

"邻区最佳控制","neighboring optimal control" | "既非又不闸","neigher nor gate" | "内利亚克编译程式","NELIAC; naval electronics laboratory international algebraic complier"