plowshare

n.

犁头；

复数：plowshares

Plow share
PLOWSHARE
Plowshare
UNDERSEA REPEATER BURYING PLOWSHARE
Broken Plowshare: System Failure and the Nuclear Power Industry
Undersea cable burial plowshare and sled apparatus
Turnable and replaceable member for plowshare
Wear of plowshare components in SAE 950C steel surface hardened by powder boriding
Experimental Investigation on Plowshare Coated by Flame Cladding Ni-base Cast WC
From sword to plowshare: using race for discrimination and antidiscrimination in the United States
Engineering applications of nuclear explosives: Project Plowshare
Analysis of the mixing of solid particles in a plowshare mixer via discrete element method (DEM)
RETENTION AND EXCRETION BY PIGS OF RADIONUCLIDES PRODUCED BY THE PLOWSHARE EVENT SCHOONER.