您要查找的是不是：
- PC rail beam PC轨道梁
- PC(pre-stressed concrete) rail beam 预应力钢筋混凝土轨道梁
- Prefabricated technique of the bulk reinforced concrete guide rail beam 大体积钢筋混凝土承轨梁预制技术
- It's cheaper to ship goods by road than by rail. 公路运输比铁路运输便宜。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- Maintenance of PC is in my element. 我对电脑的维修保养很在行。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- His answer was right on the beam. 他的答案完全正确。
- The coal will be shipped by rail. 这些煤将用火车装运。
- If you are under 26 you can buy cheap rail tickets. 未满26岁者可购买廉价火车票。
- The local rail service (was) discontinued in 1958. 当地的铁路运输在1958年中断了。
- Research on Design of Carrying and Installing Equipments for Gantry- Type of PC Single - Railed Beam 跨座式单轨PC轨道梁运架设备设计研究
- The goods have been consigned (to you) by rail. 货物已交由铁路发运(给贵方).
- He struck the beam with his head. 他的头撞到梁上了。
- The beam has a thickness of 3 inches. 这根梁厚3英寸。
- Never heard of her. You're off the beam. 我从来没有听说过这个人，你搞错了吧。
- Mind you don't knock your head (on this low beam). 小心，别(让这根低梁)撞著头。
- I have forwarded you by rail the sample you write for. 我已经把您写信索要的样品通过铁路送给您。
- Sighted land off the starboard beam. 转向右舷方向便望见了陆地
- The gymnast poised herself on the balance beam. 体操运动员在平衡木上保持平衡。
