查询词典 fir-cone

Small fast growing but short lived fir of Alleghenies similar to balsam fir but with very short leaves .

平铺富贵属的一种生命期短的小型冷杉，生长速度快，类似于香脂冷杉，但叶子短小。

Small fast growing but short lived fir of southern Alleghenies similar to balsam fir but with very short leaves .

南方平铺富贵草属的一种生命期短的小型冷杉，生长速度快，类似于香脂冷杉，但叶子短小。

Small fast growing but short lived fir of southern Alleghenies similar to balsam fir but with very leaves .

南方平铺富贵草属的一种生命期的小型冷杉，生长速度快，类似于香脂冷杉，但叶子。

Fast growing but short lived fir of southern Alleghenies similar to balsam fir but with very leaves .

南方平铺富贵草属一种生命期短小型冷杉，生长速度快，类似于香脂冷杉，但叶子。

It is proposed that N-point FIR filter can be built by cascading of a two-pulse canceler and (N-1)-point FIR filter.

给出了部级鉴定会上的测试指标和专家们的评审意见。

The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.

以杉木根为原料通过水蒸气蒸馏法提取杉木精油，从杉木根精油中精制提取柏木脑，再以柏木脑为原料合成甲基柏木醚。

At all the shrub layer and herb layer plants, both widely distributed in the cloud belt elevation fir forest types, there is also limited to certain types of spruce-fir forest types.

在所有灌木层和草本层植物中，既有广泛分布于各海拔带云冷杉林中的种类，也有仅限于某一云冷杉林类型中的种类。

The above ground biomassof black locust and cryptomeria stands takes a greater percentage of the totalbiomass than that of water fir and chinese fir stands.

在落叶期，水杉的林冠截留率明显较柳杉林小，而和刺槐林相近，但在盛叶期却明显较刺槐林高，而与柳杉林相近。

Dynamical behaviors such as periodic, quasi-periodic and chaotic waveforms are observed on oscilloscope. It is expected that the proposed chaotic sources and their circuit implementations are beneficial to the application of neural networks. 4 A template of Cellular Neural Network is derived aimed at solving second-order hyperbolic wave equations based on space discrete method, a novel alternating recursive algorithm implementation is given.

提出了采用复数神经网络进行FIR滤波器设计的方法，利用复数信号能够同时携带幅度和相位信息的特点，构造了相应的具有复数的状态、偏置输入、输出、网络联接权的复数神经网络，证明了算法的收敛性，给出了网络的电路实现图，这方面工作对于拓展神经网络算法的应用范围和寻求FIR滤波器的设计新方法是有益的。

The major factors which hinder the sustainable management of Chinese fir plantation include not only the vulnerable subtropical red soil ecosystem which Chinese fir grow in, but also the unitary community structure and the biological characteristic of this artificial forest community. Additionally, the traditional culture system of Chinese fir including controlled burning lead to the degradation of soil ferti-lity.

影响杉木人工林可持续经营的因素是多方面的，主要和杉木人工林所处亚热带红壤区生态系统的脆弱性和杉木人工林群落的单一性及杉木生物学特性等有关，而传统杉木林培育过程中采取一系列传统的营林措施则加剧了林地地力衰退。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。