查询词典 erosions

It concluded that the erosions on surface materials due to atomic oxygen were caused mainly by the oxidation process.

据此，以入射粒子与表面相互作用的经典散射理论为框架，结合分子反应动力学理论，建立了原子氧与飞行器表面材料间相互作用的普适性较强的局域模型。

If so, then can resist various influences and erosions, purify the circumstance of journalism, and can better exert ability and wisdom, and do well work.

这样，才能抵制住各种不良风气的影响和侵蚀，净化新闻工作环境，更好地发挥才智，做好本职工作。

In this study, we used the hill and gully area of the Loess Plateau, Inner Mongolia, where soil and water erosions continue to be responsible for much of the environmental problems in eastern China because of its fragility and long disturbance history. In this study, we developed an assessment method of indi...

最后，从自然生态学角度，结合研究区的实际情况，对该区域的生态系统健康恢复途径、生态系统管理和可持续发展策略提出了一些具有针对性的建议和措施，并对生态系统健康评价的进一步研究进行了展望。

As the disease progresses, the mucosal erosions coalesce to linear ulcers that undermine remaining mucosa.

随着病变的进展，被侵蚀的黏膜可融合形成线性溃疡，将残存的黏膜破坏。

Cases with linear or reticular enhancement, 4 cases with multiple bony erosions, while one patient with invasion of extra-articular structures. Conclusion: The feathers of nodular synovial proliferation, articular cartilage erosion, involement of subchondral bone, intra-and extra-articular invasion can all be detected presicely by MRI. MRI is the most valuable method for diagnosing PVNS.

MRI能准确反映PVNS中滑膜的绒毛结节状增生、增生滑膜及其对关节软骨的破坏以及增生滑膜对软骨下骨质及软骨下远部骨质侵蚀的不同时期绒毛结节的影像学特征，并可以准确评价病变对关节内外累及的范围，是诊断PVNS最佳检查方法。

The main research activities of the Department cover the general layout of hydro projects, hydraulics of spillways for high dams, energy dissipation and river bed or bank erosions, flow induced vibration, cavitation and air entrainment, river ice, hydraulic transient flow simulation and control on hydropower project, pumped storage project and long distance water transfer project, optimization of thermal/nuclear power plant and other industrial cooling systems, investigation of the fundamental theory of stratified/mixing flow and its applications, studies on fluid mechanics and thermodynamics of large scale cooling towers, hydraulic field observations for existing projects, development of instrumentation for physical model tests and field observations.

研究领域主要为水利水电枢纽总体布置、高坝泄洪建筑物水力学、消能防冲、流激振动、空化与空蚀、崩岸水力学与岸坡保护、河冰问题、水电站引水系统中的水力瞬变及调压井水力学研究、跨流域调水工程中的规划及水力控制数值仿真、冷却水的工程水力热力问题研究、环境水力学、火电厂水工模型试验与数值模拟研究、火电厂取排水局部泥沙冲淤试验、模型和原体监测仪器的研制和开发、以及过水现场原体监测。

Ordinary no destruction , the ossicular chain can be erosions and destruction , but more slight and no transitional .the major CT findings in simple chronic middle ear on 2 patients were soft tissue in middle ear cavity ,and 1 patient findings hydropneumo, the bone of tympanic cavity cirrhosis ,no destruction .

其它征象包括乙状窦、鼓室盖、水平半规管、面神经管水平段骨质破坏。29例肉芽肿型中耳炎CT表现为中耳腔内的软组织密度影，部分有液平，鼓室壁增生、硬化，骨质破坏少见，听小骨可出现吸收破坏，但程度较轻，一般无移位。2例单纯型中耳炎表现为中耳腔内的软组织密度影，1例有液平，鼓室壁骨质硬化，无骨质破坏。

On the basis of previous research and the authors' field investigations,it is thought that the complex geological structures,strong crust movements and rivers erosions,frequent earthquakes,abundant loose deposits,favorable geomorphology,well-developed modern glaciers and plentiful precipitation are the principal causes of triggering frequent mudflows in the study area.

根据前人的成果以及作者的实地调查，认为复杂的地质构造、强烈的地壳运动和河流切割、频繁的地震、丰富的松散堆积物、有利的地形地貌、现代冰川以及丰沛的降雨是研究区泥石流灾害频繁发生的主要原因。

Paraneoplastic pemphigus is an autoimmune mucocutaneous disease firstly reported by Anhalt et al in 1990 . The disease is characterized by distinctive clinical symptoms and signs such as severe, painful mucosal erosions, polymorphous skin lesions, histopathology hallmarks and immunological findings.

摘 要：副肿瘤性天疱疮是由Anhalt等人于1990年命名的一种自身免疫性皮肤黏膜疾病，以伴发肿瘤及血清中存在能识别表皮蛋白成分独特的IgG自身抗体为特点。

Further more, the simplified analysis method on stressed-skin effect of corrugated steel sheet is also discussed in detail.

此外还比较详细地探讨了蒙皮效应的简化分析方法。

If I had known her telephone number,I would have called her.

要是我知道她的电话号码，我就打电话给她了。