bile duct stone residul stone
a system of a major field of specialization plus a minor field
added electric field and magnetic field
adjustment between wind field and pressure field
coupling for seepage field and stress field
coupling seepage field and stress field
dark field and bright field incident light microscope
deep-basin gas field beneath Daqing oil field
field in field technique
flow field and concentration field of alloying element
Irrigated field and dry field ecological type
a block of wood or stone
a low stone wall built along the water's edge to protect an embankment
A rolling stone gathers no moss
a rubbing from a stone inscription