English ⇄ Chinese +

piston-type sampler
soil.	活塞取土器
piston-type core sampler
tech.	活塞式取样器; 活塞式取土样器
piston type sampler
eng.geol.	活塞式取土器; 活塞式取样器

piston-type sampler : 4 phrases in 2 subjects

Engineering geology	2
Technology	2