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- In general, the top surface of the beam is acted upon by transverse loads. 横向载荷作用一般认为在梁的顶面上。
- This plane is therefore called the neutral surface of the beam. 因此这个平面称为梁的中性面。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- The surface of the lake is quite still. 湖面相当平静。
- The surface of the water was dimpled by the breeze. 轻风拂动水面，荡起了涟漪。
- We skated on the glassy surface of the frozen pond. 我们在池塘的光滑的冰上溜冰。
- The surface of the water is full of foam. 水面都是泡沫。
- Do not walk on the top surfaces of the Powerbloc panels, rupture points for pressure relief. 不要在开关柜泻压顶板上行走。
- The beam bears the whole weight of the upper floor. 这根横梁支撑着上一层的全部重量。
- The body was visible below the surface of the lake. 尸体在湖水下清晰可见。
- He was unconscious of the beam in his own eye. 他并不知道自己的大毛病。
- top surface of the beam 梁顶面
- The wet glass left a mark on the surface of the table. 湿杯子在桌面上留下一个痕迹。
- Scientists are trying to map the surface of the moon. 科学家们正设法绘制月球表面图。
- The net is weighted to keep it below the surface of the water. 这个网加了坠因而可没入水面以下。
