clasp hook [= clip hook

hook and hook turnbuckle

Switchover between one hook and two hook operation

Cavity beam position monitor (Cavity -BPM)

coupled-cavity vertical-cavity surface emitting la

coupled-cavity vertical-cavity surface emitting laser

First Cavity and Second Cavity

Ⅰshaped hook

a lifting hook catching things automatically

AC hook plate

Acromioclavicular hook plate

adjustable hook spanner

adjustable stop hook

ajar door hook

Alsophila podophylla Hook

anastomosis hook

anchor hook

anchor trip hook

Angelica dahurica Benth et Hook