一个变焦镜头可以代替多个固定焦矩镜头，但效果很可能比不上。
One zoom lens can replace several fixed focal-length lensed, but results are likely to be inferior.
变焦镜头可以把焦矩在相当大的范围内连续改变的镜头。一个变焦镜头可以代替多个固定焦矩镜头，但效果很可能比不上。
Zoom lens a lens whose focal length can be varied continuously over a substantial range. one zoom lens can replace several fixed focal -length lensed but results are likely to be inferior.
变焦镜头可以把焦矩在相当大的范围内连续改变的镜头。一个变焦镜头可以代替多个固定焦矩镜头，但效果很可能比不上。
Zoom lens a lens whose focal length can be varied continuously over a substantial range. one zoom lens can replace several fixed focal-length lensed but results are likely to be inferior.
所有患者均施行了清创、胫骨双矩钉内固定及创面修复术。
All patients received early debridement, internal fixation with double rectangular nail and wound repairing operation.
其蜗形部分不采用速度矩为常数的假设，固定导叶的形状沿圆周是变化的，以便与来流相适应；固定导叶与活动导叶两环列叶栅之间的相对位置是由优化计算确定的。
The hypothesis of constant velocity moment was not used for the spiral parts design, and the shapes of stay vanes are different along the circumference so that they can adapt their...
其蜗形部分不采用速度矩为常数的假设，固定导叶的形状沿圆周是变化的，以便与来流相适应；固定导叶与活动导叶两环列叶栅之间的相对位置是由优化计算确定的。
The hypothesis of constant velocity moment was not used for the spiral parts design, and the shapes of stay vanes are different along the circumference so that they can adapt their...
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