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- However,acidwashing is of long period,inefficient and higher cost. 但该法生产周期长,效率低,成本高。
- Vesicular-arbuscular mycorrhizal (VAM) symbiosis is a result of long period of coevolution between plants and fungi. 摘要VA菌根共生是植物与真菌彼此相互作用、长期演化的结果。
- The results show that tiltmeter has responded to reservoir impounding,especially in the detail layers of long period. 结果显示:水管倾斜仪对蓄水效应有较好的响应,主要在数据的长趋势项(周期稍长的细节层)有反映;
- A new type of geophone is presented,based on the narrow band transmission and free of back reflection features of long period fiber grating. 基于长周期光纤光栅能透射特定波长的性质,以及其无后向反射的优点,提出一种新型的长周期光纤光栅地震检波器系统。
- After a long period of rain the river may overflow its banks. 在一个长时间的降雨之后,河水会漫过河岸。
- The BOE manufacture and laser or electron beam writing are much riper methods.The BOE manufacture has disadvantages of long period,high cost and difficult alignment. 衍射光学元件有很多制作方法,比较成熟的有二元光学元件加工方法和激光或电子束直写技术加工方法。
- Modern astronomers now recognize an entire class of long period Mira-type variables as cool, pulsating, red giant stars, 700 or so times the diameter of the Sun. 现代的天文学家知道这是一种刍藁型的长周期变星,它们是低温、脉动的红巨星,大小是太阳直径的700倍左右。
- Noise immunity is the maximum amplitude of noise. 抗扰度是最大的噪声幅值。
- A method to analyze the resonant wavelength and damping decrement of the transmission spectrum of long period fiber grating (LPFG) with bending curvature was reported. 报道了一种分析长周期光纤光栅(LPFG)透射谱谐振波长和衰减率随弯曲曲率变化的方法。
- And I know yhe amplitude of time. 我知道时间是多么永恒无垠。
- The treaty was the result of long negotiation. 这项条约是长时间谈判的结果。
- R (L) is the amplitude of the transmitted light. r(L)是透射光振幅。
- R(L)is the amplitude of the transmitted light. R(L)是透射光振幅。
- Her opposition to the plan is of long standing. 她对这一计划的反对是旷日持久的。
- The appropriate methods used should be selected upon practical effects.Furthermore,the sensitivity,accuracy and long period stability have been discussed,the performance of long period stabilit... 对渗压监测仪器就灵敏度、精度、长期稳定性等多项指标进行讨论,指出长期稳定性应作为埋设仪器选型的主要指标。
- Amplitude of the vibrating table is controlled. 振动台的振幅可获得控制。
- They grow cotton of long staple. 他们种植长纤维棉花。
- There is a long period when we have no news of him. 有很长一段时间我们没有得到他的消息。
- Some waste rots away over a long period of time. 有些食物要经过好长时间才会腐烂。
- The experimental results show that the controller could control the chaos by adjusting the period,impulse-wide and amplitude of the pulse control source. 实验结果表明;所设计的控制器只需调整脉冲控制源的周期、脉宽和幅值;即可实现对混沌运动的控制.