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In order to investigate the mechanism of light adaption of C. chinesis cotyledons, different layer adumbral nets were used in this experimenr, the light intensity were 4%, 22%, 50% and 100% of full sunlight, respectively.

为了解夏梅子叶的光适应能力和机制,采用不同层数遮阳网遮光的方式,研究四种生长环境光强(4%、22%、50%和100%全光照)对夏梅子叶显微形态结构和光合参数的影响。

After doing experiment in the laboratory and field, we know that the pipeline with nanometer layer is able to not only transport the emulsion with lower pressure gradient and in lower temperature, protect corrosion, antiscale, but also be used for a longer time.

室内实验和现场试验表明了:纳米涂层管道在输油过程中不仅压降梯度更小,输油温度更低,防垢、防结效果明显,具有防腐、防垢、防结的&三防&特性,而且使用年限大大增加。

Any of several birds of the genus Bombycilla, having crested heads, grayish-brown plumage, and waxy red tips on the wing feathers.

翅鸟几种太平鸟属鸟类之任一种,头部有羽冠,有灰棕色羽毛,翅羽有状红色尖端

The phylogenetic relationships of Calycanthaceae were investigated by means of molecular systematics, which was based on three DNA sequences from three genomes, including chloroplast DNA trnL-F, nuclear 18S ribosomal DNA, and mitochondrial matR gene.

本文选取来自于三个基因组—核基因组、线粒体基因组和叶绿体基因组的3个DNA序列片段,对梅科的系统发育进行重建,主要探讨了梅科的系统位置和属间系统演化关系。

Animal and plant waxes are esters of fatty acids and either a sterol or a straight-chain higher alcohol (e.g., cetyl alcohol).

动物和植物属脂肪酸的酯类,这些醇类可以是一组称为固醇的醇类,或者是一种在直链中的醇。

Animal and plant wax es are esters of fatty acids and either a sterol or a straight-chain higher alcohol (e.g., cetyl alcohol).

动物和植物属脂肪酸的酯类,这些醇类可以是一组称为固醇的醇类,或者是一种在直链中的醇。

Based on the survey and preexisting data, this paper deals with with the distributions, the characteristic of vertical distribution and horizontal distribution and habitat of Chimonanthus germplasm in China.

根据对中国梅属种质资源的调查,结合已有资料,重点阐述了中国梅属植物的地理分布、水平和垂直分布特点及其生境特点。

This high quality cDNA library can be further used for gene clone and ESTs analysis and provides a useful tool for the study of the molecular mechanisms of winter-blooming of Chimonanthus praecox.

LTP基因在梅开花过程中可能具有重要的生物学功能,为探索梅冬季开花分子机理提供了线索。

For the purpose of optimizing the technological parameter for chimoncanthus tea scenting technique, the influence on quality of chimonanthus tea for the single scenting technique factors by means of Two Regression Orthogonal Combination Test was investigated.

采用二次回归正交组合试验方法,研究一窨一提窨制技术因子对梅花茶品质的影响,优化梅花茶窨制的最佳工艺参数。

Chinese wax scale was first introduced into Europe in 1615 and got its species name Coccidae pela in 1848, later modified to the present name.

在近代石油与启前,中国白独放异彩,新近因昆虫性质独特而优异,又有渐起之机。

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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。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力