first position projection 第一角投影法
third position projection 第三角投影法
load position projection 负重位投照
posteroanterior position projection of orbit 眼眶后前位
projection position
投影的位置
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Therefore, when observing the sundial, it is important to first find out the projection position in the two different periods.
所以在观察日晷时，首先要了解两个不同时期晷针的投影位置。
youdao
Unlike the US, of course, even with this gloomy projection New Zealand is still in a strong fiscal position.
ECONOMIST: New Zealand's new government
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