bleeding units中文什么意思

bleeding: n. 1.出血；放血；靜脈切開術。 2.【植物；植物學】傷流，泌脂。 3.〔美俚〕(車胎)放氣，換油。 4.【紡織；印染】滲化，滲色，化開。 5.(瀝青路面的)泛油；(混凝土表面的)泛漿。 the bleeding pressure of roots 【植物；植物學】根壓。 adj. 1.流血的。 2.悲痛的。 3.滲色的。 4.〔卑、婉〕＝ bloody.
it’s bleeding: 在流血
units: 部隊熱鍵; 個位; 基金單位; 研究生至少要念滿
a nose bleeding: 流鼻血
abnormal bleeding: 不正常出血,異常出血

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it can be used not only to change the fire precision of the base bleed projectile, but also to improve the effect of reduction drag and expansion range . the calculating model of the secondary expansive pressure of the burning gas is constructed by means of analysis of the experimental resuits, it has been confirmed that the new base bleed unit can be designed, with the secondary expansive principle of the burning gas pressure . the engineering project of a hybrid base-bleed-rocket high-level efficient extended-range projectile is designed, with the secondary expansive principle of the burning gas pressure, the feasibility and the true worth of its engineering applications is validated in theory
本文提出了底排燃氣壓力不隨外部壓力變化，既可改善底部彈射擊精度又可提高減阻效果的二次擴張原理，建立了底排燃氣二次擴張壓力的計算模型，并通過采用二次擴張原理的新型底排裝置與傳統(tǒng)底排裝置的對比試驗，驗證了新型底排裝置結構實現(xiàn)的可行性；完成了基于底排燃氣二次擴張高效增程原理的底排?火箭復合高效增程彈方案設計及其有關計算，從理論上驗證了其工程應用的可行性和實際價值。

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