Out in the woods stood a nice little Fir Tree.
外边的树林里有一棵可爱的小枞树。
The fir tree is black at the trunk, white out at the edges.
冷杉的树干是黑色的，而树冠则披着白色。
It turns out at that time of the year, in the summer, that birch was sending more carbon to fir than fir was sending back to birch, especially when the fir was shaded.
结果还表明在每年的这个时间，在夏天的时候，纸皮桦给花旗松送的碳比花旗松反送给它的要多，特别是当花旗松见不到阳光的时候。
The past Christ-mas, my father took me out to chop down a small fir tree for the house, and I wondered if he was sad now, without me to help him choose the right one.
上一个圣诞节，爸爸带我去砍了一棵小冷杉运回家，我想他现在会不会觉得悲伤，因为我不能帮他挑选合适的树木。
By studying the algorithms of the filters, this dissertation works out RTL implementation architectures of the CIC module, HB module and FIR module.
根据上述讨论的算法，本文设计了抽取滤波器组中CIC模块、HB模块和FIR模块的RTL实现结构。
This paper introduces the features that the sensor detects the signal, analyzes on the design of the digital filter, and advances the methods for FIR digital filter and carries out the experiment.
介绍了传感器检测信号的特点，分析了数字滤波器的设计，提出了FIR数字滤波方法并进行了实验。
The Movement he was carrying out included constructing plants for manufacturing, initiating war - industrial enterprises, training qualified personnel, sending students to learn abroad for the fir.
他推行的洋务活动主要包括设厂制造、举办军工企业、培养人才、首派留学生、对外交涉等几个方面。
Using Chinese fir sawdust as raw material, the experiments of biomass vacuum pyrolysis for production of bio-oil were carried out.
以杉木屑为原料，进行了真空热解制备生物油的实验研究。
Using Chinese fir sawdust as raw material, the experiments of biomass vacuum pyrolysis for production of bio-oil were carried out.
以杉木屑为原料，进行了真空热解制备生物油的实验研究。
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