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氧枪自动制动装置
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氧枪自动制动装置
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oxygen gun brake
氧枪自动制动装置
防止氧枪提升钢丝断绳使氧枪坠入炼钢熔池引起爆炸的一种安全装置。断绳时没依靠重力作用使楔紧,将氧枪升降小车制动在钢轨上,不能下滑。
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leptonic PMNS flavor mixing matrix
leptonic quark
lepton-nucleon deep inelastic scattering
lepton number
lepton number density
lepton processes
lepton synthesis
leptoquark
leptospira
leptospira vaccine
leptospirosis
leptotene stage
leptynite
Lepus
Leqi languag
Leray
Leray condition
Leray formula
Leray-Hirsch theorem
Leray integral representation
Leray Schauder degree
Leray-Schauder degree
Leray Schauder fixed point theorem
Leray-Schauder fixed point theorem
Leray-Schauder fixed-point theorem
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