under way (under weight) 中文意思是什麼
under way (under weight)
解釋
事情在進展之中-
The bridge gave way under the weight of the lorry.
卡車過重把這座橋壓壞了。 -
Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating
箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋，分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模；拆裝式和液壓式兩種模板的設計、製作要求和使用方法；綜合考慮、優化混凝土配合比，混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝，蒸汽養護的方法和規定；應力應變雙控制確保預應力施工質量的施工技術；採用重物移運器有效移梁的施工方法；壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法，並可為以後類似施工作借鑒。 -
Because they are two - - way ribbed and with re1ative1y smal1 rib spacing, reinforced concrete waff1 e s1abs exhi b it higher st if fness and smaller deflections and behave we11 under 1oads. because of their architectura1 benefits for 1ower structura1 height and l ight weight as we1l as economic benefits, they are best suited for 1arge span structures as wel1 as tal1 bui1dings
鋼筋混凝土雙向密肋樓蓋由於兩向帶肋，肋間距較小，因此不但受力性能好，而且剛度大，整體性好，變形小，結構自身高度小，材料省，自重輕，經濟性好，特別適合於在跨度較大的多層和高層建築樓蓋中採用。 -
If you missed a jump, the river would snatch you up and the waterfall would throw you down., down a very long way, under a great weight of crushing water
如果你踏錯一步，河流就會把你沖下瀑布，和巨大的水流一起高高的摔下去。 -
In the establishment of knowledge base, in order to find a good way to represent the knowledge which is fit for our system, we introduced a way to represent our knowledge by the rule branch and the rule number, combining the theory of expert system and on the basis of collecting and summarizing, analyzing the deficient elements of the crops. considering the using for farmers, the characteristic of this system and it ' s reliability and accuracy, we adopted the uncertainty reasoning model which included certainty and weight factors. we successfully established a crops nutrients diagnostic expert system under specific conditions
在知識庫建立中，為了能找到一套適合於本系統的知識表示模式，在收集並總結和分析了作物缺素癥狀的基礎上，結合專家系統的理論提出了採用規則族與規則號的知識表示方法對該系統的知識進行表示；在推理過程中，為了更好地提高系統的實用性、可靠性和準確性，從農民用戶使用角度著想並結合系統本身的特點採用了帶有可信度因子加權的不確定性推理方法。
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