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松香助焊剂
释义
松香助焊剂
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农学
松香助焊剂
释
rosin flux
松香助焊剂
以松香或改性松香为主要活性成分,能够帮助、促进焊接过程,阻止氧化反应并具有保护作用的化学品。
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biological population theories
biological porous flow
biological preparation technology
biological pretreatment
biological process of marine pollutant
biological production of hydrogen
biological productivity
biological pump
biological purification
biological purification for waste gas
biological purification of water body
biological radiosensitivity
biological reclamation of mine land
biological redox standard state
biological reference materials
biological regionalism
biological regulation networks
biological regulation theory
biological residue in fishery organisms
biological residue monitoring
Biological Resource Center of Institute Pasteur
biological resources in China
biological response modifiers
biological rhythm
biological rhythm alteration induced by space radiation
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