Reflecting sunlight also colors the outer edges of the mudflow silver and highlights the texture of the growing mound over the vent at the center of the volcano.

由于反射阳光，(火山)泥流的外缘也染上银色，使火山中心正在不断累高的山口部分的纹理更加突出。

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The vent plate includes a concave deforming portion, a protrusion formed in the center of the deforming portion, and a notch formed around the deforming portion.

排放板包括凹入的变形部分、形成在变形部分的中心的突起和围绕变 形部分形成的凹槽。

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The jet flows from vent holes in a center-core igniter strongly influence the process of ignition in guns.

中心点火管传火孔射流场直接影响火炮膛内的点火传火过程。

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