high gravity acceleration environment [航] 高重力加速度环境
Scientists do not yet know if the high calcium concentration is due to bone loss, a consequence of living in a zero-gravity environment, or other factors.
科学家还不清楚高钙浓度是由于失重环境下宇航员的骨质流失还是另有其因。
Extraterrestrial Environment: How It Affects the Way Things Work or Do Not Work vacuum and high pressure, low and high temperature, gravity or lack of, geological uncertainty;
第二讲：太空环境：如真空或高压，低温或高温，高重力或低重力以及地质的不确定性是如何影响机械的工作性能的；
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