ตัวกรองผลการค้นหา
drop below
แปลว่าต่ำกว่ามาตรฐาน
Compression settling
แปลว่า(Environmental Engineering) Settling which occurs in the lower reaches of clarifiers where particle concentrations are highest. Particles can settle only by compressing the mass of particles below.
Box Annealing 2
แปลว่า(english) A process of annealing a ferrous alloy in a closed metal container, with or without packing materials, in order to minimize the effects of oxidation. The charge is normally heated slowly to a temperature below the transformation range, but occasionally above or within it, and then is slowly cooled.
above
ตรงข้ามกับbelow
