螺钉孔

Immersed at the level of holes in first row

浸没深度在第一排孔处

水平线 Horizontal level | 浸没深度在第一排孔处 Immersed at the level of holes in first row | 放油螺钉 Oil drain screw

bolthole circle

螺栓孔分布圆

bolthead | 螺钉的头 长颈烧瓶 (枪)机头 | bolthole circle | 螺栓孔分布圆 | bolthole | 能躲避危险的地方

polyurethane foam

发泡材

固握力测试是将元件锁入聚氨酯发泡材(polyurethane foam),再由尖端施加轴向力,以量测拉出强度(pushout strength). 测试时首先使用两种不同密度的发泡材及两种不同尺寸的锁入孔,并测试锁入及松脱扭矩,然后以60%锁合扭矩将螺钉固定在发泡材上,

boltheader

螺钉冷镦机

bolthead 螺栓头 | boltheader 螺钉冷镦机 | bolthole 螺栓孔

countersunk

埋头孔

countersunk screw 埋头螺钉 | countersunk 埋头孔 | countertwist 反捻

countersunk screw

埋头螺钉

countersunk rivet 埋头铆钉 | countersunk screw 埋头螺钉 | countersunk 埋头孔

countersunk screw

埋头螺丝

countersunk screw 埋头螺钉 | countersunk screw 埋头螺丝 | countersunk 打埋头孔钻孔的

Hex Wrenches

内六角扳手

2.5、5mm内六角扳手(hex wrenches)需要使用单边拉动(side-pull)类型的刹把与碟刹配套,如Avid's Speed Dial系列和FR5刹把等. 碟刹兼容44mm, 6-螺钉(bolt)的国际标准花鼓(hub). 推荐使用32孔或36孔(spoke),

bolt heading machine

螺栓头镦压机,打螺钉头机

bolt header ==> 螺杆冷镦机,螺栓头锻造机,螺栓头镦锻机 | bolt heading machine ==> 螺栓头镦压机,打螺钉头机 | bolt hole ==> 螺栓孔

ball knobs

圆球型盖型螺母

25 DIN317DF 蝶型螺钉(德制) wing screws germany form | 26 DIN319 圆球型盖型螺母 ball knobs | 27 DIN404 开槽带孔球面圆柱头螺钉 slotted capstan screws

Ontario moonstone：安大略月光石,安大略月长石

onicolo 玛瑙 | Ontario moonstone 安大略月光石,安大略月长石 | onychite 雪花石膏

She is vilified by the press for her controversial view：因她持有异议,新闻界对她横加挞伐

牐12. vilify 诽谤,中伤 | 牐燬he is vilified by the press for her controversial view. 因她持有异议,新闻界对她横加挞伐. | 牐13. decry 责难,诽谤