The function of renal tubule has important influence on bone metabolism. 腎小管功能對骨代謝有重要影響。
The European Space Agency plans a second experiment in the coming months to test the effects of weightlessness in space on bone and muscle tissue. 歐洲航天局計劃下周開展第二次試驗,觀察在太空中失重對骨髂和肌肉的影響。