Ballpoint needles are used to sew fine knits tricots.
圆头针用来缝制高档针织精编织物。
Ballpoint needles permit ease in stitching knits. Machine wedge needles are necessary for leather, synthetic suede, etc.
圆头针可以轻松地缝制编织品。缝纫机用楔形针缝制皮革、仿麂皮等。
scatter or intersperse like dots or studs.
像圆点或者大头针一样散开或者散布。
Counter Design of Needle-bar Compound Cam in an Eyelet Buttonholer
圆头锁眼机针杆复合凸轮的反求设计
The model Number 17 will usually do for most fabrics, number 14 for fine fabrics, and ballpoint pins for fine knits.
大多数面料使用17号针。14号针用于高档面料,圆头钉用于高档针织面料。
revolving needle-cylinder machine
回转针筒式圆型针织机
Thus if you enlarged a rounded bacterium a thousand times, it would be just about the size of a pinhead.
因此，即使你把一个圆形细菌放大1000倍，它也不过一个针头那么大。
double-head arrow
双箭头(双头指针)
" Bolts,round head with oval neck"
GB/T8262-1987圆头椭圆颈螺栓
regulator head (for two-piece regulator)
快慢针头(对开快慢针用)
A hypodermic needle.
注射针皮下注射针头
tubular drying machine
圆筒形针织物干燥机
lay-in coating circular knitting machine
双面圆型外衣针织机
circular bodice machine
紧身胸衣圆型针织机
steel band knitting machine
钢带提花圆型针织机
intermediate-jacquard machine
小花型提花圆型针织机
fabric illuminator
[圆型针织机]照布灯
revolving cam ring-knitting machine
回转凸轮式圆型针织机