爆震性能 的英文怎麼說
中文拼音 [bàozhènxìngnéng]
爆震性能
英文
knocking behaviour-
Seismic safety evaluation of important engineering sites, isolation, prediction of earthquake damages and earthquake resistant capability evaluation of structures, explosion seismic effects etc
重大工程場地地震安全性評價；隔震減振；建築結構震害預測及抗震性能評估；爆破地震效應等。The construction projects which may induce serious secondary disasters mentioned in this law refer to construction projects which may, as a result of earthquake damage, lead to flood, fire, explosion, leak of a large amount of hypertoxic or strong corrosive materials and other serious secondary disasters, including such projects as large dams, embankments, petroleum and gas tanks and the facilities storing inflammables or explosive substances, hypertoxic or strong corrosive materials and other construction projects which may induce serious secondary disasters
本法所稱可能發生嚴重次生災害的建設工程，是指受地震破壞后可能引發水災、火災、爆炸、劇毒或者強腐蝕性物質大量泄漏和其他嚴重次生災害的建設工程，包括水庫大壩、堤防和貯油、貯氣、貯存易燃易爆、劇毒或者強腐蝕性物質的設施以及其他可能發生嚴重次生災害的建設工程。Non - uniformity of the amplifying effect and dimension of the slope are pointed out through analysis of the distribution of the stress and sonic speed in the slope. forms of slope lost stability resulted from blasting vibration are analyzed and appraising rules of slope stability are summarized by a great deal instances on coasts. based on general discussion about calculation methods of the slope stability under the effect of blasting vibration, the synthetical method, a new one, is put forward, analyzed through a sample by and pointed out which is one of most valid methods
利用波動理論，得出延期時間為nt / m時減震效果最好；在分析邊坡巖體內部應力、質點速度等分佈規律的基礎上，指出邊坡震動放大效應的不均勻性和邊坡尺寸效應；結合大量滑坡實例，分析了爆破震動引起邊坡失穩破壞的幾種形式，總結出邊坡穩定性評價準則；基於對邊坡穩定性計算方法的綜合分析，提出了一種綜合分析方法，通過算例計算分析，證明該法計算精確度高、功能全面，是邊坡動力穩定性分析的有效方法之一。This paper analyses the cause of knock phenomena of vehicle engine, its detection method and the way to avoid it by electronic control unit ( ecu ) for vehicle engines. a brief discussion about the ecu structure, control principle and software are presented. through the electronic control, the dynamic performance, fuel economy, and exhaust emission of the engine are considerably improved
本文對發動機爆震現象的產生原因、檢測手段和利用電子控制系統防止爆震的方法進行了剖析研究.簡述了電控系統的組成、控制原理和控制軟體.電子控制使汽車發動機的動力性能、經濟性和排放污染得到了很大的改善Synthetic maro - fiber is a new type reinforcement material that appeared in the last of 20th century. when compared to steel fiber and synthetic micro - fiber, the synthetic macro - fiber offers a large number of advantages : ( 1 ) light ; ( 2 ) evenly distributed ; ( 3 ) erosion resistance ; ( 4 ) obviously improves the impact resistance, flexural toughness, fatigue and seismic properties ; ( 5 ) resistance for early crack ; ( 6 ) prominent advantage in shotcrete
粗合成纖維興起於20世紀末，它是一種新型的增強增韌材料，相對于鋼纖維、細合成纖維，它具有明顯的競爭優勢: （ 1 ）質輕; （ 2 ）無腐蝕; （ 3 ）易於均勻分散; （ 4 ）顯著提高混凝土的韌性、抗沖擊、抗疲勞、抗震防爆性能; （ 5 ）可以提高塑性混凝土的早期抗裂性能; （ 6 ）在噴射混凝土中具有顯著的優勢。However, the effect of blast quake and blast feedback often affect the stability of mountain slope and steep road bed deeply. they may induce disasters such as toppling. slipping and debris flow, also, they affect the safety and economy of engineering
然而，爆破震動效應及其連鎖反應對山坡體或高陡路基的穩定性具有很大影響，很可能誘發山坡體的崩塌、滑坡甚至泥石流等災害，嚴重影響工程的安全性和經濟性。The experimental results have shown that for a given length of pde model the performance of pde model decreases with increase of and the ignition frequency is equal to the pulse detonation frequency
通過分析實驗結果發現，當余氣系數增大時，爆震波發動機性能下降，在爆震室長度一定時，點火頻率等於脈沖爆震頻率。In view of complex and unfavorable surface conditions over the station tunnel, such as house buildings and city roads both of which ca n ' t resist severe shocks or vibrations, it necessitates as small vibrations as possible induced in tunnel construction process and a strict requirement for the surface subsidence amount
地表處情況復雜，多為抗震性能差的樓房和交通幹道公路路面，對爆破振動和地表沉降要求嚴格。因此，該項技術研究成功將使我國隧道施工技術上升到一個新臺階，達到國際領先水平。分享友人