Clean equipment cooling supply air low flow sensor plug, test OK.

清洗设备冷却供气低流量传感器及插头，测试正常。

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To discuss the performance effects of plug truncation ratios, cold-flow tests were performed for 80%, 40%, 30% and 20% truncated aerospike nozzles by employing cold air as propellant.

为了研究塞锥截短对塞式喷管性能的影响，对截短率为80%、40%、30%和20%的塞式喷管进行了冷流实验。

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