permissible variation 中文意思是什麼
permissible variation
解釋
容許變度- permissible : adj. 1. 可以允許[許可]的；不礙事的。2. 得到準許的。n. -sibility ,-sibly adv.
- variation : n 1 變化，變動。2 變量，變度，偏差。3 【語言】語尾變化；變體，異體；【數學】變分，協變；順列；【...
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Traditional control system for boiler superheated steam temperature regulates desuperheating water flow through testing the superheated steam temperature and its variation trend, thus keeping the temperature of superheated steam within a permissible range
摘要傳統的鍋爐過熱蒸汽溫度控制系統通過檢測過熱蒸汽溫度及其變化趨勢來調節減溫水量，從而維持過熱蒸汽溫度在允許的范圍之內。 -
The transverse stiffness limitation index ? the permissible ultimate width / span ratio b / l of the continuous steel truss girder of railway bridge is analyzed in accordance with the analytic theories of random vibration of train ? bridge time - variation system and the required derailment coefficients and comfort of drivers and passengers in train running through the bridge. the limitation index in question may be referred to in the design of the continuous steel truss girders of railway bridges
基於列車-橋梁時變系統隨機振動分析理論，按照橋上列車脫軌安全系數和司機、旅客舒適度的要求，對鐵路連續鋼桁梁橋橫向剛度限值-橋梁容許極限寬跨比b / l進行了分析，對鐵路連續鋼桁梁橋的設計具有一定的參考作用。 -
It is revealed that the control commands from the filter are composed of a sequence of ramp signals, whose time - ratio of variation never exceeds the permissible value to restrain the excitation to un - modeled harmonic modes
研究結果表明，該濾波器形成的控制信號是一系列的斜坡信號，對時間的變化率不超過允許的最大沖擊值，從而降低了未建模動態激勵。
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