太空博物馆

They wen t to the space museum last year.

他们去年去了太空博物馆。

E.g. They went to the space museum last year.

他们去年去过太空博物馆。

The Border Project is improvisation of land art, large installation, sculpture and temporary architecture according to the natural landform, history and culture, like changing checkpoints into temporary hostels, hourly hotels, Bungee Jumping platform, agriculture product market, temples, cinema, museums etc. There are also outdoor projects like skateboarding, car racing, marathon and foot racing etc.

边界计划》针对二线关特定的自然地貌和历史文化脉络，进行地景艺术、大型装置、雕塑和临时建筑的即兴创作，例如把各个检查站的建筑物改造成临时招待所、时钟酒店、蹦极跳台、农贸市场、寺庙、博物馆、太空馆等，还在这里发展滑板、赛车、马拉松、竞走以及其它户外运动项目等。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。