ploughshare

n.

（犁）铧，铧头；

复数：ploughshares

Ploughshare
PLOUGHSHARE
Ploughshare
Axial mixing in a ploughshare mixer
SUSPENSION FOR A PLOUGHSHARE ASSEMBLY OF A GRADING MACHINE
Reduction of wear via hardfacing of chisel ploughshare
Reproductive Ecology of the Ploughshare Tortoise (Geochelone yniphora)
Mixing machine with wedge-shaped or ploughshare-like mixing tools
Comparative study by PEPT and DEM for flow and mixing in a ploughshare mixer
Endoscopic sexing of juvenile captive-bred ploughshare tortoises Geochelone yniphora at Ampijoroa, Madagascar
Method and arrangement for sowing individual seeds in a furrow made by a ploughshare
Water infiltration and clod size distribution as influenced by ploughshare type, soil water content and ploughing depth
Amblyomma geochelone, a New Species of Tick (Acari: Ixodidae) from the Madagascan Ploughshare Tortoise