防止火势蔓延  halt the fire’s spread

火势蔓延速度率  rate of fire spread

离势趋势  dispersion tendency

爱滋病的蔓延  the AIDS pandemic

表面火蔓延  surface flame spread

表面火焰蔓延率  rate of surface spread of flame

层间蔓延受火方式  outstory fire-spread mode

场助自蔓延高温连接  field-assisted self-propagated high temperature joining

城市蔓延  growth management; City spreading; Urban sprawl

低度火焰蔓延  low flame spread

低温自蔓延合成  low temperature self-propagating synthesis

地方城镇蔓延  local urban sprawl

地震次生火灾蔓延  earthquake induced fire spreading

都市蔓延  Urban sprawl; urban spraivl

多层次蔓延  multiresolutional dilation

范围蔓延  scope creep

防燃烧蔓延性  smoulder proof

防止疟疾蔓延  stop the spread of malaria

防止疫症蔓延  avoid the spread of the disease