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boiler steel cold brittleness
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boiler steel cold brittleness
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boiler steel cold brittleness
锅炉钢材冷脆性
温度降低到一定程度时,钢材韧性降低的一种现象。
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polycyclicity
polycyclic landform
polycyclic series
polycyclic tectonic movement
polycyclobutene
polycyclopentadiene
polycyclotrimerization
polycylinder
polycylindrical domain
polycystic kidney
polycystic ovary syndrome
polycythemia vera
polydactyly
poly (decamethylene sebacate)
polydecker sandwich complex
polydentate ligand
polyderm
polydesmic process
Polydeuces
polydibenzosilole
polydiene
poly(dimethyl-diallyl ammonium chloride)
polydioptric camera
poly (diphenyl ether sulfone)
polydirectional
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