Multistage sampling in forest inventory is not restricted to fixed - area sampling units.

森林资源清查中,多阶抽样并不局限于固定面积的抽样单元.

辞典例句

A multistage rocket projects missiles into space.

多段式火箭把导弹发射至空中.

辞典例句

A multistage operation improves the thermal efficiency.

多层操作可以提高热效率.

辞典例句

The physical model of multistage depressed collectors is discussed roundly.

文中较全面地讨论了多级降压收集极的物理模型.

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Using this system , multistage PS and FPS optical interconnection can be achieved.

这个循环系统可以实现多级PS光学互连和FPS光学互连.

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The principle and characteristic of continuous multistage fractional crystallization process are introduced.

介绍了连续多级逆流分步结晶过程的原理和特点.

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Multistage insulation reactor in reaction must maintain temperature at aboutoptimum temperature.

多段绝热反应器在反应过程中需维持温度在最佳温度附近操作.

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Horizontal type, multistage single suction impeller.

卧式、多级 、 单吸叶轮、进出口均向上.

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Hydrostatic bearing can solve the equilibrium problem of axial force of multistage centrifugal pump satisfactorily.

液体静压支承技术可以很好地解决多级离心泵轴向力的平衡问题.

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Efficiency and backflow current are the two most important criteria of multistage depressed collector.

效率与电子回流是多级降压收集极的两个非常重要的指标.

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A method of estimating Direction Arrival ( DOA ) based on Multistage Weiner Filtering ( MSWF ) is proposed.

提出一种基于多级维纳滤波器 ( MSWF ) 的信号波达方向 ( DOA ) 估计算法.

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When multistage amplifier has double input double - output differential circuit, the two methods produce different calculating results.

多级放大器的放大倍数的计算有两种基本方法,但当多级放大器中含有双入双出型差动电路时.

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Single and multistage pressure gear pumps, hydraulic motors and valves for construction machinery , vehicle mounted machines.

供建筑机械和车载机械使用的单段和多段高压齿轮泵 、 液压马达和阀门.

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The obtained data can be used in the simulation of the multistage decompression evaporation crystallization process.

所得数据可以用于粗对苯二甲酸多级降压蒸发结晶过程的模拟.

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Many lathes are equipped with multistage speed gear boxes to get different speeds.

我们用不同的方法制造晶体管,结果得到相同的效应.

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