... first stage；第一级 first stage carrier；第一级行星架 first stage clutch；第一级离合器 ...
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Secondly, it is reported that the first indigenously-built aircraft carrier has entered the stage of painting and may be launched in mid-December at the earliest.
第二个问题，有报道称我国首艘国产航母已经进入刷漆阶段，最快可能于12月中旬下水。
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