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1·Meanwhile, his performance as Jim Gordon, one of the only straight cops in Gotham, is an excellent piece of role-reversal casting.

同时在歌谭市扮演的唯一正直的警察也是他转型之佳作。

2·Because the mold is formed around a one-piece pattern (which does not have to be pulled out from the mold as in a traditional sand casting process), very intricate parts and undercuts can be made.

由于这种铸型是环绕整块型模形成的(无需像传统的砂型铸造工艺那样拔模)，能制作十分复杂的零件和浮雕。

3·One-piece iron casting base allows heavier cuts.

单件铸铁基地允许较重的削减。

4·In contrast, the ring on the Long March 9 will be made through a casting method that produces it in one piece.

相反，用在长征九号运载火箭上的级间环，将使用铸造法制造，无需组装，成品即是可直接使用的完整级间环。

5·The drive gears are involute type gears which allow smooth operation, high efficiency and long life. The crankshaft is a hollow one-piece steel casting.

动力端传动齿轮为渐开线齿型，运转平稳、效率高、寿命长。