under variable loads 中文意思是什麼
under variable loads
解釋
在各種負載情況下-
On the basis of investigation on the related researching achievements home and abroad, this thesis puts emphasis on studying the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation under the vertical loads, considering the superstructure ’ s effect. and then, this thesis probes into the principles, methods and processes of balance design method for variable - rigidity
在分析國內外相關研究成果的基礎上，本文主要研究豎向荷載作用下考慮上部結構影響的樁筏基礎樁頂反力及沉降特性，並在此基礎上探討了變剛度調平設計的原理、方法和步驟。 -
Under action of uniformly or polynomial distributed load, upper and lower critical loads of revolving shells ( including conical shells, spherical shells and quartic polynomial shells ) with uniform thickness, linearly, exponentially or polynomial variable thickness were evaluated
給出了均布或多項式分佈荷載作用下，等厚度、線性、指數型或多項式型變厚度的圓錐殼、球殼或四次多項式型旋轉殼的上、下臨界荷載。 -
The cooling or heating loads of different conditioned zones in one system are highly diversified and variable, or the time of operation under low load is long, and the temperatures in conditioned zones need to be controlled individually
同一個空氣調節風系統中，各空調區的冷?熱負荷差異和變化大?低負荷運行時間較長，且需要分別控制各空調區溫度 -
The study of consolidation of layered saturated soils under variable loading is an important issue to geotechnical engineering. it is also of great value to the development of the elastodynamics and is very helpful to the analysis and design of foundations subjected to dynamic loads, such as vibrating machines and seismic waves. some aspects about this problem are studied in this dissertation
變荷載下成層地基的固結問題一直是巖土工程界不論在理論方面還是實際方面的重要課題，它不僅對于彈性動力學的發展有著重要的學術價值，而且對機器基礎及地震荷載作用下基礎的分析和設計具有重要的指導意義。 -
Secondly, through the examination and observation of the structural model of the cast - in - place pre - stressed compound floor slab system, under the normal usage load, the normal usage limit - state and the failing load, we have validated the space working - feature of the structural model under variable loads, including the rigidity, the crack, failing - state, failing load and the stress variation of the pre - stressed bar, and so on
其次，通過對該體系的結構模型在正常使用荷載、正常使用極限狀態和破壞狀態下的試驗研究，驗證了現澆預應力復合樓蓋體系模型結構在各種荷載作用下的空間工作性能，包括剛度、裂縫、破壞形態、極限承載力及預應力筋的應力變化狀態等。 -
Abstract : based on the systematic analysis of the shear behavior for r. c. beams, the tests of 11 simple supported beams under the top concentrated loads and the uniform loads are supplemented. the prime variable is shear span ratio, span depth ratio, horizontal web reinforcement ratio and vertical web reinforcement ratio. according to the test results, the working behavior, the prime shear failure modes, the effect of concrete and web reinforcement ( horizontal web reinforcement and vertical web reinforcement ) and other aspects of r. c. beams are analysed. the uniform calculation method for shear capacity of deep beams, short beams and shallow beams for practical is presented
文摘:在對國內外鋼筋混凝土梁的受剪性能進行較系統分析的基礎上，補充了11根鋼筋混凝土簡支短梁在頂部集中荷載和均布荷載作用下的試驗，試驗梁的主要變化參數為剪跨比、跨高比、水平腹筋率和垂直腹筋率.根據試驗結果，對試驗梁的工作性能、主要的剪切破壞形態、混凝土項的抗剪作用、抗剪腹筋（包括水平腹筋、垂直腹筋）的作用等進行了較為深入的分析，提出了可適用鋼筋混凝土深梁、短梁和淺梁相互協調的受剪承載力的統一計算方法 -
Under action of uniformly distributed load or line load along inside edge, the upper and lower critical loads of truncated spherical shells with exponentially variable thickness and rigidly clamped edge were consistent with those obtained by other methods
在均布荷載或內邊緣均布線荷載作用下，指數型變厚度固定夾緊開頂球殼的上、下臨界荷載得到了同其他方法一致的結果。 -
Under action of uniformly distributed load, line load along inside edge or uniform moments along outside edge, upper and lower critical loads of truncated conical shells and spherical shells with linearly variable thickness were computed
出了在均布荷載、內邊緣均布線荷載或外邊緣均布力矩作用下，線性變厚度開頂圓錐殼、球殼的上、下臨界荷載。 -
In this paper, a lot of macro and micro fracture sections under equal and variable amplitude loads are analyzed on 40cr high - strength bolts by use of scan - electronic microscope. its fatigue mechanism is known fundamentally
本文以螺栓球節點網架中最常用的40cr高強螺栓為研究對象，藉助掃描電子顯微鏡等先進儀器對40個常幅及變幅疲勞試件斷口進行了宏觀及微觀形貌分析，基本摸清了其疲勞破壞的機理。 -
According to construction features of three - span prestressed concrete and continuous rigid frame box with v pier bridge, the paper demonstrates the shell finite element theories, c onstruct the spatial model, and researches its spatial stress and variable regularity under different loads including uniform load, concentrated load and prestressing force wire. morever, the paper studies vibratory modal of three - span prestressed concrete and continuous rigid frame box with v pier bridge, and sets about experimental investigation of the corresponding practical bridge
本文根據典型的三跨預應力混凝土墩連續剛構橋的特點，提出採用板殼有限元法計算理論，建立其空間分析模型，研究該橋在不同荷載（均布恆載、集中活載、預應力束）支承條件下的空間受力特性和變化規律：探討了典型三跨預應力混凝土墩連續剛構橋的空間靜動力特性及相應的振動模態；探索一般的平面理論預測值與實際空間效應的差異，並進行相應的試驗研究。 -
Based on the torque - speed characteristic curve of induction motors, analyses were done on changes in slip with an variation in frequency when an induction motor drives different kinds of loads, including those with constant torque, constant - maximum torque, variable torque ( except fans and pumps ) and constant power, as well as fans and pumps, the formulas to calculate the slip and the speed under different frequencies and loads were presented
摘要以異步電動機機械特性曲線為基礎，分析了變頻調速異步電動機在拖動恆轉矩負載、恆最大轉矩負載、變轉矩（非風機和泵類）負載、恆功率負載以及風機和泵類負載時，轉差率隨頻率變化的規律。 -
Under variable loads
在各種負載情況下
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