字词 | 周期 |
释义 | •¶ 产业周期 industrial cycle •¶ 经济周期 economic cycle •¶ 商业周期 business cycle; trade cycle •¶ 生产周期 production cycle •¶ 再生产周期 cycle of reproduction •¶ 缩短恢复周期 shorten the period of convalescence •¶ 固有周期 natural period •¶ 延长支付周期 extend a payment period •¶ 昆虫的生活周期 the life cycle of insects •¶ 工作周期 action cycle 周期摆动periodic oscillations周期半径关系period-radius relation周期保护停堆 〖核〗period shut-down周期倍乘period multiplication周期比period ratio周期边界条件periodic boundary condition周期变幅关系period-amplitude relation周期变化periodic change; periodic variation周期变换periodic transformation周期变距操纵 〖航空〗cyclic pitch control周期变距螺纹drunken thread周期变星periodic variable周期变形 〖生态〗cyclomorphosis周期变易periodic variation周期表 〖化〗periodic table; periodic chart周期表属group in periodic table周期波 〖物〗periodic wave周期不规则性cyclic(al) irregularity周期差periodic inequality周期抽样periodic sampling周期存储系统cyclic storage system周期点periodic point周期电流periodic current周期淀积rhythmic precipitation周期顶板压力 〖采矿〗periodic roof pressure周期动量momentum of cyclic motion周期动作开关periodically operated switch周期读出cyclic readout; cyclical readout周期发作intermittence; intermittency周期法periodic method周期反向电流periodic reverse current (电镀的)周期方程period equation周期方向图periodic pattern周期分辨率period resolution周期分量periodic component周期干旱区dust bowl周期格子 〖数〗period meshes; period parallelogram; parallelogram of periods周期给定信号 〖核〗period demand signal周期工作cycling周期轨道periodic orbit周期轨道区diamond周期函数periodic function周期化periodization周期环periodic ring周期彗星periodic comet周期计 〖核〗period meter; cycler周期加压处理oscillating pressure treatment周期加载波导periodically loaded waveguide周期检查cyclic check周期检查工作卡period inspection work card周期检定periodic calibration周期阶段phase of the cycles周期结构波导periodic waveguide周期结构理论periodic structure theory周期解periodic solution周期静电聚焦periodic electrostatic focusing周期聚焦periodic focusing周期离子交换batch ion exchange周期链 〖化〗periodic chain周期量 〖物〗periodic quantity; harmonic quantity周期流动periodic flow周期流星雨periodic meteor stream周期律 〖化〗periodic law; law of periodicity周期密度关系period-density relation周期能区图式periodic zone scheme周期偏心率关系period-eccentricity relation周期平均密度关系period-mean density relation周期平行四边形period parallelogram周期窃用cycle stealing周期曲面periodic surface周期润滑 (法)periodic lubrication周期摄动 〖天〗periodic perturbation周期时间 〖自〗cycle time; memory cycle; cycle length; periodic time周期试验periodic test周期随机过程periodic random process周期索引periodic key周期特异性药物cycle-specific agent周期替续器cycle timer周期调节period control周期调节器period regulator周期跳步skip logging周期突变period discontinuity周期图表cyclogram周期图示法 〖工管〗cyclegraph technique周期退火cyclic annealing周期网 〖数〗period meshes; period parallelogram周期误差 〖钟〗circular error; cyclic(al) error周期系 〖化〗periodic system周期系数periodic coefficient周期项periodic term周期谐振periodic resonance周期形变cyclomorphosis周期序列periodic sequence周期循环分析periodogram analysis周期循环指示数字cyclical indicators周期训练cycle training周期应力cyclic stress周期永磁periodic permanent magnet (PPM)周期永磁聚焦periodic permanent magnet focusing周期运动 〖力〗periodic motion; cyclic(al) motion周期运算式电子模拟计算机repetitive type electronic analogue computer周期运算式计算机repetitive (type) computer周期运算式模拟计算机repetitive type analog computer周期运行(方式)periodic duty周期载荷作用下应力强度范围stress intensity range under cyclic loading周期轧制periodic rolling周期振荡rectilinear oscillation周期振动periodic vibration周期振铃periodical ringing周期指示器period indicator周期质(量)关系period-mass relation周期中央间隔midcycle space周期自然冒落 〖采矿〗periodic spontaneous pressure周期作业discontinuous running |
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