重力堰 的英文怎麼說
中文拼音 [zhònglìyàn]
重力堰
英文
gravity weir-
Qishuyan locomotive & rolling stock works, situated in changzhou city, jiangsu province and founded in 1905, covers an area of 1, 760, 000 square meters, owns 4, 500 unitssets of various mechanical equipment, and possesses a comprehensive production capability of forging & casting, machining, riveting & welding, heat treatment, tooling & patterns and sophisticated measures for physical & chemical tests, metrological measurements & inspection. it is an important base for manufacturing artery dedicated diesel engine locomotives, freight wagous, heavy duty diesel engines and railway components, which have won the credit and trust from customers by their excellent quality and outsanding aftersales service and enjoy good sales throughout the country and in countries in europe and america
公司介紹：戚墅堰機車車輛廠地處經濟發達、科技進步、風景秀麗、人傑地靈的江蘇省常州市，創建於1905年，佔地176萬平方米，擁有各類機器設備4500臺，具有鍛鑄、機加工、鉚焊、熱處理、工裝模具等綜合生產能力，以及齊全的理化試驗、計量和檢測手段，是我國鐵路干線內燃機車、貨車、大功率柴油機和鐵路配件的重要生產基地，以優質的產品和優良的服務羸得客戶信賴，產品銷售遍及全國並遠銷至歐美等國際市場。In harsh climate region, mere exists obvious local stress concentration near the upstream and downstream of the exposed - in - winter horizontal surface of the rcc dam, and the surface of spillway bucket though heat insulation is applied on the surfaces, tensile stress still exceeds the allowable one of concrete. this paper puts forward to adopt preset crack to avoid occurring more cracks. the special crack model is applied to simulate the dam preset crack, and the joint model of fracture mechanics is induced into strain - soften model
在結構措施方面，針對嚴寒地區高碾壓混凝土重力壩壩體越冬層面的上、下游面附近及溢流壩堰面反弧段表面有明顯的局部應力集中象現，在已採取一定的表面保溫防護的條件下，拉應力仍然超過混凝土容許拉應力，開裂難以避免，進而提出設置碾壓混凝土壩表面預留縫結構措施並對該措施進行深入研究，包括預留縫的擴展穩定和壩體沿預留縫的穩定性，以避免大壩在無措施部位開裂，解決大壩越冬層面水平施工縫的開裂問題。This paper, with the analysis based on the statistics of shiyan technical institute journal ( from 2000 to 2004 ), puts forward practical measures to reinforce the construction of higher vocational institutes journal, such as the control of proper proportion between school manuscripts and those from other sources, the increase of project articles, the enhancement of cooperation, the perfection of key columns and the strict implementation of caj - cd criteria, etc
摘要以對《十堰職業技術學院學報》 （ 2000 2004年共20期）的統計分析結果為例，提出了加強高職院校學報建設應採取的措施，如控制外稿比例，增加項目論文，加大對外合作力度，建設好重點欄目，嚴格執行《 caj - cd規范》等。
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