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propadiene
释义
propadiene
Encyclopedia
理学
丙二烯
释
propadiene; allene
丙二烯
最简单的含累积双键的烯烃。常与丙炔共存于石油裂解制乙烯过程中产生的碳三馏分中。分子式CH2═C═CH2。
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safety and health inspection
safety appraisal of pumping station
safety appraiser
safety assessment
safety assessment of actuality
safety assessment of blasting projects
safety assessment of defects than the standard
safety assessment of food toxicology
safety assessment of pipeline project
safety assessment of railway signaling
safety assessment of seismic structure
safety assessment organization
safety assessment system of agricultural genetically modified organisms
safety assessment test of SRM
safety assurance system of construction project
safety attitude
safety audit
safety audits and safety assessment
safety awareness
safety barrier
safety behavior
safety behavior supervision
safety benefits rule
safety certification
safety certification authority
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