vertical spread meaning in Chinese

(火焰)垂直向上蔓延
垂直差价买卖
高低散布
竖直向上蔓延

Reaction to fire tests - spread of flame - intermediate - scale test of vertical spread of flame with vertically oriented specimen
对火试验的反应.火焰扩散.垂直定向样品火焰垂直传播的中型试验
The vertical spread of fire along the external wall is affected not only by the building - height and window dimensions , but also by the protrude components such as balcony , windowsill and fireproof eave , etc . the balcony is an important part of buildings and used widely
火焰沿外墙面竖直向上的传播速度,不仅要受到建筑高度、开窗尺寸的影响,而且还受到墙外凸出构件,如阳台、窗台、防火挑檐等因素的影响。阳台是建筑物的重要组成部分,运用普遍。