The relationship between aerodynamic shadow zone and natural air velocity.
空气动力阴影区与自然风速的关系。
For oblique incidence, considerable amplification is observed in front of the canyon, and a prominent shadow zone is realized behind the canyon.
对于斜入射角，在峡谷的前方，会观察到很大的位移放大，而在峡谷的背面，会有很明显的凹陷带。
A shadow of the bat's impact zone is shown so you can line up your swing.
球棒的击球区会显示出阴影，让你可以对准了挥棒。
The diameter of a thin wire was obtained by measuring the shadow in the Fresnel diffraction zone.
通过细丝后在其后菲涅耳衍射区留下阴影，测量阴影宽度可得细丝直径；
WIND SHADOW - zone of still air behind obstacles such as trees, buildings or other obstructions.
风寂区，又称为背风区-在障碍物，比如在树木、建筑物或其他障碍物背后静止空气的区域。
Shadow, get to the retracting zone now!
Shadow回到接应区域，现在！
Shadow, get to the retracting zone now!
Shadow回到接应区域，现在！
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