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число твёрдостиstresses
cem. ball hardness number (по Бринеллю); hardness factor; indentation hardness number (по Бринеллю)
chem. coefficient of hardness
met. hardness figure; hardness index
mil., avia. Brinell hardness (number)
mining. ball hardness number (по Бринелю)
oil hardness
pipes. hardness value
road.wrk. indentation hardness number (по Бринелю)
tech. hardness number
число твёрдости: 110 phrases in 29 subjects
Automated equipment2
Automobiles1
Cement1
Combustion gas turbines2
Construction3
Cycling other than sport1
Electrochemistry4
Electronics1
Energy industry6
Geophysics1
Leather1
Makarov4
Materials science4
Mechanic engineering1
Metallurgy14
Metrology2
Military2
Mining7
Nautical1
Oil / petroleum3
Oil and gas1
Physics2
Polymers4
Quality control and standards6
Rail transport1
Seismology1
Silicate industry3
Technology29
Transport2