piercer

n.

钻孔器，放卵管；凿孔；

Piercer
Piercer
Piercer
Puncturable cap and piercer
EAR STUD AND HOLLOW PIERCER FOR INSERTION THEREOF
130m Wave piercer catamaran: A new energy efficient multihull operating at critical speeds
A STUDY ON MOTION PERFORMANCE OF MULTI-HULL WAVE PIERCER
Slamming Response of a Large High-Speed Wave-Piercer Catamaran
Speciation in the Carbonated Flower-Piercer (Diglossa carbonaria) Complex of the Andes
MCA Numerical Simulation of Tungsten Alloy Armour Piercer into Armour Plate
Wave slamming loads on wave-piercer catamarans operating at high-speed determined by hydro-elastic segmented model experiments
THE FRACTURE MECHANISM OF THE CENTRE METAL DURING PIERCING IN MANNESMANN PIERCER AND THE TECHNOLOGICAL ESSENTIALS OF THE PIERCING PR...
Competition for the Nectar of Centropogon valerii by the Hummingbird Colibri thalassinus and the Flower-Piercer Diglossa plumbea, an...