ump
英
美
n. 裁判员
现在分词：umping
COCA.28519
英英释义
noun
- an official at a baseball game
双语例句
- Hydraulic force and UMP are induced by the fluid-structure interaction around runner and electromagnetic field around rotor respectively. Numerical method such as FE method could be useful to obtain proper solution for the induced force.
轴系所受的水力及不平衡磁拉力分别由流固耦合作用及电磁场作用引起，通过有限元等数值计算方法能够计算得到较精确的受力。 - UHF and UMP_2 are employed to investigate the bonding mechanism of ￣ 1 Σ￣+ Ni-CO molecular cluster.
采用uhf及ump＿2方法，对~1∑~＋ni&co分子簇的成键机制进行了从头算研究。 - The air-gap permeance is expressed as a Fourier series. Then the UMP can be calculated by use of the Maxwell stress round either the rotor or stator surface and integration.
首先把气隙磁导展开为Fourier级数的形式，通过转子或定子表面的Maxwell应力积分得到非线性不平衡磁拉力的解析表达式。 - The analytical expression of UMP for any pole-pair number is obtained and substituted into motion equation of system. The implicit nonlinear integer method-NEWMARK method is employed to solve the dynamic response of system under the UMP and eccentric mass force.
然后代入到转子系统的运动方程中，采用隐式非线性NEWMARK积分法计算系统在不平衡磁拉力和质量偏心力作用下的动力响应，详细分析了电机参数对偏心转子系统振动的影响。 - The method takes account of field current and its saturation effect on UMP, which would be more suitable than treating the UMP as a negative stiffness coefficient.
该分析方法考虑了励磁电流及其饱和效应对不平衡磁拉力的影响，改进了以往轴系响应分析中用一个负刚度系数简化不平衡磁拉力作用的做法。 - Mononucleotides include AMP 、 UMP 、 GMP 、 CMP and their ramifications, which are very important low molecular weight compounds in the organism with abroad use.
核苷酸类物质包括腺苷酸、尿苷酸、鸟苷酸、胞苷酸等及其衍生物，是生物体内一种极其重要的低分子化合物，具有十分广泛的用途。 - The extended H ü ckel method was used to study the best conformation of cyclic GMP and cyclic UMP and the electronic structure of cyclic GMP.
应用推广休克尔方法研究环化GMP和环化UMP的构象，以及环化GMP的电子结构。 - The unbalanced magnetic pull ( UMP) in a three-phase generator, caused by relative eccentricity, is calculated theoretically, and its effect on vibration of an eccentric rotor is studied.
研究了电机中由于相对偏心引起的不平衡磁拉力对转子系统振动的影响。 - UMP-Invariant Detection of Signal in Noise
噪声中信号的一致最优不变检测器的理论研究 - The effect to the activity of three RNA polymerase was also observed by scintillation counting, of 3 H-UMP.
液闪计数3HUMP的掺入量，观察MMC对神经元细胞核内三类RNA聚合酶的转录活性的影响。