borings

释义

金属切屑；

boring machine镗床；钻机；搪孔机

so boring真无聊

tunnel boring machine隧道掘进机；隧道钻巷机；隧道开挖机

boring life无趣的生活

boring bar镗杆；钻杆

boring cutter镗刀

boring work镗孔工作

boring head搪刀头；钻头

boring rod镗杆；钻杆

boring tool镗刀；钻具

boring lathe镗床；镗车两用机床

boring mill镗床

Borings as trace fossils and Entobia cretacea Portlock, as an example
Predatorial borings in late precambrian mineralized exoskeletons.
Ichnological nomenclature of clavate borings
Boring Microorganisms and Microborings in Carbonate Substrates
Shell borings of sessile epibiontic organisms as palaeoecological guides (with examples from the dutch coast)
Recent gastropod boreholes and Ordovician cylindrical borings
Non-marine borings in dinosaur bones from the Upper Cretaceous Two Medicine Formation, northwestern Montana
Continental Insect Borings in Dinosaur Bone: Examples from the Late Cretaceous of Madagascar and Utah
On biogenicity criteria for endolithic microborings on early Earth and beyond.
USE OF LITHIUM SALTS OF FATTY ALCOHOL SULPHATES FOR CLEANING BOREHOLES, BORING DEVICES AND BORINGS