pin projection adapter

cotter pin retaining pin

gudgeon pin [= crosshead pin]

pin-for-pin

pin-to-pin leakage

pin-to-pin reducer

L2-projection and H1-projection meth-ods

orthographic projection to be transferred into perspective projection

projection law of axonometric projection

1-pin

1-pin connector

37-pin SCSI-II connector

3-D integral pin-fin tube

8-pin

a cylinder-shape and non-whorl pin

Absorbable intramedullary pin

actuating pin

acupuncture pin

adjustable pin