Instead of a petrol engine, with its widespread infrastructure of filling stations providing the security blanket, why not build new infrastructure to refuel cars with new, fully charged batteries?
遍布广泛的加油站为汽油发动机提供了安全保障，可为何就不能兴建新设施为汽车更换电池呢？
A numerical simulation is presented for 3-d filling progress of engine cylinder head casting.
应用数值模拟的方法研究了发动机缸盖铸造的三维充型过程。
Put all line plates and U-shaped filling blocks of the unit beside the engine, so they can be used conveniently later. The line plates shall be fitted with adjustable bolts.
将主机全部线条板，U型垫块(线条板需安装调整螺栓)，放置到机组旁边以便主机安装时使用。
Put all line plates and U-shaped filling blocks of the unit beside the engine, so they can be used conveniently later. The line plates shall be fitted with adjustable bolts.
将主机全部线条板，U型垫块(线条板需安装调整螺栓)，放置到机组旁边以便主机安装时使用。
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