depth of focus

depth of focus读音音标

英 [depθ ɔv ˈfəukəs]

美 [dɛpθ ʌv ˈfokəs]

depth of focus意思解释

释义

景深；

英英释义

In seismology, the depth of focus refers to the depth at which an earthquake occurs. Earthquakes occurring at a depth of less than 70 km are classified as \'shallow-focus\' earthquakes, while those with a focal-depth between 70 and 300 km are commonly termed \'mid-focus\' or \'intermediate-depth\' earthquakes.

双语例句

We\'ve got a little more depth of fi eld by selecting a smaller aperture, but without exposure compensation the metering exposes for the darker background.通过选择小光圈增加了景深，但没有曝光补偿的话，测光表将为较暗的背景曝光。