The negative moment of the beam can not be concluded by the method based on the half-space elastic foundation theory, but the negative moment is proved by the numerical analysis.
基于弹性半无限空间的幂级数法不能计算格构梁上的负弯矩区段，与数值分析的结果不符。
The gliding longitudinal wave contains three parts, longitudinal wave beam, negative exponential gliding ivro-tational wave and positive exponential gliding irrotational wave.
滑行纵波系由纵波声束、负指数滑行集散波和正指数滑行集散波三种成份所组成。
The beam characteristics with positive and negative branch unstable resonators were compared for end-and edge-pumped lasers.
在端面抽运和边缘抽运时，比较了正支和负支非稳腔的输出光束特性。
Negative bending moment nearby the middle supports of composite steel-concrete continuous beam bridge, will cause floor deck concrete to crack and shorten its life.
钢-混凝土组合连续梁桥的中间支座附近为负弯矩区，会导致桥面混凝土开裂，缩短使用寿命。
Test results indicate that effective cooperation can be achieved by the shear-resistant connection between the reinforcement in the negative moment area and the outer-plated steel beam.
试验表明，外包钢-混凝土组合梁负弯矩区钢筋和外包钢梁通过抗剪连接措施能有效地共同工作；
Compared with conventional beam pumping unit, the swing-rod beam pumping unit can reduce the maximum crank axle torque markedly, reduce and even eliminate negative crank axle torque.
同常规型游梁式抽油机比较，该机型可以显著降低曲柄输出轴的最大扭矩，减小甚至消除负扭矩，在降低能耗的同时改善了减速箱的受力状况。
In view that large top torque and negative torque are produced when crank balance (primary balance) is adopted, we present the secondary balance of beam pumping unit.
针对游梁式抽油机在采用曲柄平衡(又称一次平衡)时存在的峰值转矩较大、负转矩严重等现象，提出了有关抽油机的二次平衡问题。
Similarly, to position the beam below the boresight axis requires the use of a negative Angle.
同样的，要使波束低于视轴线要求负的角度。
In negative moment region of composite frame beam, its design and the detail of struction are more complicated than that of simply supported composite beam, so it was seldom adopted in project.
组合框架梁由于梁端存在负弯矩区，其设计及构造较简支组合梁复杂，限制了其在实际工程中的应用。
It was used to predict the beam optical performance of an extraction system for a surface-plasma bucket negative ion source.
对表面-等离子体型桶式负离子源引出系统束光学的性质进行了数值模拟。
Finally, design recommendations were put forward for the lapping inside the beam scheme of negative reinforcements with anchor end plates, and for the reinforcement anchoring with end plates.
最后给出了带锚固板负弯矩钢筋梁内搭接方案以及使用锚固板锚固的设计建议。
After completing his two novels "Cry" and "Hesitation" based on modern themes, Luxun attempted to depict the Chinese ridge beam characters as he continued to excavate the negative national factors.
鲁迅先生完成了《呐喊》、《彷徨》两部现代题材小说创作之后，在继续开掘国民性负面因素的同时，企冀用历史小说的形式描绘“中国人的脊梁”式人物。
But net torque curve of crankshaft exists negative . The compound balance beam pumping units is put forward.
但净扭矩曲线存在负值，建议增加曲柄二次平衡，设计成复合平衡型抽油机。
Objective: a study of the changing characteristics and clinical value of EEG and BEAM of the negative minimal brain injury examined by ct.
目的：研究脑ct检查为阴性的轻型颅脑损伤的脑电图(EEG)、脑电地形图(BEAM)变化特点及其临床价值。
The children having the acrophobia can be undertaken the balance beam training from the negative height.
惧高症的儿童可从负高度进行平衡木训练。
Only positive Helmholtz equation is considered in beam propagation method, while the negative component is approximately zero.
在光束传输法中只分析前向亥姆霍兹方程，而后向分量近似为零。
Finally, the problem of active vibration control for the piezoelectric intelligent beam structure is studied under the PD negative feedback control.
最后应用PD负反馈控制律，对结构进行了振动主动控制。
Finally, the problem of active vibration control for the piezoelectric intelligent beam structure is studied under the PD negative feedback control.
最后应用PD负反馈控制律，对结构进行了振动主动控制。
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