'Well, that helped,' said Jakes,'but if I went without a bearing rein all the time, the other cart drivers would laugh at me. It's fashionable, you see. ' 咦,倒是管用,贾克说。可是如果我一直不用绳套,其他车夫会笑我的。这是潮流,你知道吧。
Certain facts bearing on the choice of time should be carefully considered. 某些与时机选择有关的事实应该慎重加以考虑。
Fault diagnosis of bearing based on nonlinear time series of geometrical invariants 基于非线性几何不变量的轴承故障诊断方法研究
In This paper, the feature of temperature rise rate of bearing bush when bearing brass is ablated is determined. Furthermone, the percentage of bearing clearance reduction as time is given. 本文确定了轴承巴氏合金烧蚀的轴瓦温升速率特征,同时给出了相应的轴承间隙随时间减小的百分率。
General-purpose plastic TFSM, using sealed bearings to keep good bearing rotation for a long time, has reasonable knife type design and beautiful appearance. 通用型塑料粉碎机,采用密封轴承,使轴承转动长时间保持良好,刀型设计合理,粉碎物颗粒均匀,刀座热缩处理,外型设计美观。
Through analysing the fluctuation of oil film pressure of a bearing, it is found that the oil film pressure at the inlet of the bearing, varies with time, and it leads to the presence of pressure wave at the inlet of the bearing. 作者通过分析计算动载荷轴承油膜区间的变化规律,发现轴承滑油进口处油膜压力随时间变化。由于轴承进口处油膜压力变化,导致滑油进口处存在压力波。
Thus, bearing the time treatment in mind will help better understand not only the novel, but also the author's time concept. 关注时间的处理既有助于更好地理解该小说,也有助于把握作者的时间观。
By studying the regulation of the target bearings varying with time, a concise linear measurable function of bearing varying with time is given. 通过对等速直航目标的方位随时间变化规律的研究,找到了一个形式简洁的方位随时间线性变化的可量测函数。
The relationship between the capability of bidirectional crystal gastriode bearing overload current and time and repeating frequency of overload current was analyzed and means to measure the overload current was put forward. 分析了双向半导体闸流管承受过载电流的能力与过载电流时间长短的关系,提供了过载电流的测试方法、测试数据、过载电流能力与时间的关系曲线。
To provide multi-target's real-time bearing time history data for target motion analysis and automatic military decision, extraction of multi-target's bearing time tracks on real time is investigated. 研究多目标方位历程实时提取方法,为目标运动分析和军事辅助决策实时提供多个目标的方位历程数据。
In order to extract multiple tracks from passive sonar's dynamic bearing time history display, the method takes four steps related with digital image processing: noise reduction, distinguished bearing point recognition, bearing time tracks extension and non-target tracks removal. 通过对无源声呐的动态方位历程显示进行图像降噪、亮点提取、历程扩展和非目标历程剔除四个步骤的数字图像处理,实现多目标方位历程的自动、实时提取。
By using the model of tumor blood-borne metastases and two kinds of B16 melanoma and Lewis lung carcinoma ( LLC) cells, the antitumor metastasis effect of low dose total body X-ray irradiation on mice with various tumor bearing time was first done in China. 采用肿瘤血道转移模型,选用B16黑色素瘤和Lewis肺癌(LLC)两种类型细胞,就小剂量X线全身照射对不同荷瘤时间小鼠的抗肿瘤转移效应进行研究。
Conclusions Many factors relate to curative effect on fracture of the femoral neck, such as age, type of fracture, reposition degree, internal fixation materials, operating optimum time, bearing time and local blood supply. 结论影响股骨颈骨折疗效的因素是多方面的,与患者年龄、骨折类型、复位满意程度、内固定器材的选择、手术时机掌握、负重早晚、局部血供环境及手术方法等因素有关。
The theoretical analysis of the relationship between minimum oil film thickness of journal bearing and time has been done during the reversible rolling mill changes its running direction. 对可逆轧机换向过程中轴承最小油膜厚度随时间的变化规律进行了理论分析。
The fifth was filling water with drip irrigation under plastic film on the crucial period in the bearing time of cotton. 在棉花生育关键时期采用膜下滴灌方式补水。
In this paper, a linear function of bearing variation versus time is given, and the method of work-point drifting are used to solve filter system which is unstable in bearing small change. 给出了一个形式简洁的方位随时间线性变化的可量测函数,并利用工作点漂移的技术解决了滤波器在方位小变化量时系统的不稳定现象。
DC may induce antitumor immune reaction for splenectomy mice bearing S180 in certain time. DC对去脾后一定时间内的皮下荷S180小鼠可介导抗肿瘤免疫反应。
Surrounding rock deformation monitor offers the scientific basis for large deformation and majorized quadratic bearing time and rational suggestion in safety tunnel construction, which is an important method of geotechnical engineering information design and construction. 提出围岩变形监测为隧道大变形预测、优化二次支护时间等提供科学依据和施工建议,是岩土工程信息化设计、施工的重要手段。
A method to extract multi-target's bearing time tracks on real time 一种多目标方位历程实时提取方法
Stability analysis in a magnetic bearing system with time delays 一类具有时滞磁性轴承系统的稳定性分析
Dynamics of a JEFFCOTT Rotor-Magnetic Bearing System with Two Time Delays 带有双时滞的磁浮轴承JEFFCOTT转子系统的动力学性质
The average bearing time is 127 days. 平均生育日数为127d。
Therefore, the wireless sensor node energy is the most important resource; it has a direct bearing on the survival time of the network. 因此能量是无线传感器节点最重要的资源,它直接关系着网络的生存时间。
Rotating machine is the key point in machine state monitoring and fault diagnostics, whereas faults of rotating machinery are relevant to rolling element bearings in most of time. As a result, it is of great significance to discover and prevent the bearing failures in time. 旋转机械是设备状态检测与故障诊断工作的重点,而旋转机械的故障有相当大比例与滚动轴承有关。因此,及时发现并排除轴承故障具有重要的意义。
Compared with the traditional resonating demodulation diagnosis by vibration method, the acoustic emission method can be able to forecast the faults of bearing at the earliest time. The characteristic frequency and the characteristic signal are more obvious. 与传统轴承共振解调诊断的振动方法比较,用声发射法进行故障诊断能预报轴承早期故障,特征频率和特征信号明显,优势凸显。
Secondly, all kinds of the vibration signal analysis method applied to fault diagnosis of rolling bearing, including time domain parameter diagnosis method, shock pulse method ( SPM) and envelope demodulation method, are elaborated in detail and the characteristics of each method are compared. 其次详细阐述适用于滚动轴承故障诊断的各种振动信号分析方法,包括时域参数指标诊断法、冲击脉冲诊断法和包络解调法等,并对各种方法的特点进行了比较。