The sensor system is one of several that protect the shuttle's main engines by triggering their shut down if fuel runs unexpectedly low.
该传感器系统是数个保护航天飞机主引擎的系统之一,如果燃料过低,则该系统将触发关机。
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FITLINK is one of main programs of NDFMPS that is core nuclear design and fuel management program system, and is a treatment program of cross section parameter of fuel assembly.