它们是按品种分类的。
概述了复合纤维的生产方法及其品种分类。
Methods of producing composite fibers and their classification are reviewed.
本文对这些品种一一进行了描述，并编制了山东海棠资源品种分类检索表。
The paper registered the characters of all the cultivars in detail and draw up a simple but practical key to classification.
中国茶叶的主要品种分类为绿茶，红茶（红茶），乌龙茶，白茶，黄茶和再加工茶。
The main varieties of Chinese tea are classified as green tea, red tea (black tea), Wulong tea, white tea, yellow tea, and reprocessed tea.
物流的一个主要目标是设计一个有利于材料的处理和运输的标准化的有限的品种分类运作过程。
A prime objective in logistics is to design operations to handle a limited assortment of standardization facilitates materials handling and transportation.
按色、类、型、组和品种五个等级组成的牡丹品种分类系统，“色型兼备、科学实用”，有推广价值。
Tree peony cultivars may be classified scientifically by a new system composed of five classes: color, type, form, group and cultivar.
介绍了彩叶植物的特征及品种分类，分析了彩叶植物在国内外园林中的应用现状及在甘肃省的发展前景。
Traits and the classification of variety of colored plants were introduced and the applying status of colored plants on domestic and abroad and the development prospect was analyzed in this paper.
试验中玉米种子品种的正确识别率均能达到80%以上，证明该模型合理可靠，是实现玉米种子品种分类的有效途径。
The experimental result is that the correct recognition ratios of corn breed all reach above 80%, which proves that the model is a rational and effective way to identify corn breed.
有不同的葡萄品种的葡萄酒，但仍然有不同的分类葡萄酒。
There are different grape varieties of wine, yet there is still different classifications of wine.
以雕刻资料分类的民间美术品种。
比较不同的系统聚类方法，类平均法能较好适合辣椒品种的数量分类。
Compared with other systematic clustering method, UPGMA would be better for the numerical taxonomy of the capsicum varieties.
介绍了阳离子柔软剂的分类、品种、简单合成方法及应用。
Classification, varieties, simple synthesis process and application of cationic softeners were introduced.
本文探讨了星座图在棉花品种数量分类中的应用效果。
This study probed into the application of the constellation graph (CG) in quantitative classification of cotton varieties.
通过对唐菖蒲12个品种生物学特性的研究，发现唐菖蒲存在同名异物现象，分类不科学，亲缘关系不清等现象。
The results showed:(1) Through studying on biological characters studying of 12 Gladiolus cultivars, the phenomena of homonym, unscientific classification and genetic relation confusion.
结果：脱氧核糖核酸序列分析可有效地用于金银花品种的分类与鉴别。
Result: RAPD is effective in classifying and distinguishing the varieties of Lonicera japonica.
本文首先根据有关资料对核桃品种进行了分类，指出绵核桃机械剥壳取仁的必要性和重要性。
The variety of walnut was classified according to related information. It' s necessary to crack soft walnut by machine. Cracking principle was put forward.
其种间或品种间的分类鉴定和亲缘关系的研究为育种工作提供了一个早期的、辅助的、选择性的指标。
The researches about the classification and identification of their species and varieties have provided an early, subservient and selective index for breeding work.
获得绿豆组3个豆种及其代表品种的独特标记，为今后食用豆种质资源鉴定与分类和遗传分析提供理论依据。
The peculiar markers of 3 species and advanced varieties were generated and provided a theoretical background for the evaluation, taxonomy and genetic identity of food legumes germplasm resources.
对中国桂花品种进行了调查和分类研究。
The investigation and classification of Chinese sweet osmanthus was carried out.
运用计算机对中国兰花37个品种和37个形态特征性状进行了数量分类研究。
In this paper, 37 varieties and 37 characters of Chinese cymbidium are studied by means of numerical taxonomic methods.
本文将众多品种的商品砂浆进行了分类，并详尽分析了所使用的原材料。
This article classified various the ready-mixed mortars and analyzed the raw materials exhaustively.
本文将众多品种的商品砂浆进行了分类，并详尽分析了所使用的原材料。
This article classified various the ready-mixed mortars, and analyzed the raw materials exhaustively.
结果表明，模糊聚类分析是品种客观分类及综合评价亲本、F_1的好方法。
The results indicated that fuzzy cluster analysis is a useful method of objective classification and multifactorical evaluation of parents and F_1 hybrids.
根据表面纹饰并结合聚类分析对杏品种进行分类是一个有效的方法。
The surface sculpture observation integrated with cluster analysis was a resultful method to group varieties of apricot with the aid of palynology.
分类阈值可根据茶叶品种和分级要求在线调整。
The thresholds values of recognition can be adjusted on-line according to the tea variety and the classify requirements.
此外，对30个高产小麦品种的旗叶和穗下节形态作了分类。
Additionally, 30 high-yielding wheat cultivars were classified according to the morphology of flag-leaf and peduncle.
并对花卉品种数量分类中的一些方法进行了初步探讨。
Some problems about numerical classification of flower cultivars are discussed.
并对花卉品种数量分类中的一些方法进行了初步探讨。
Some problems about numerical classification of flower cultivars are discussed.
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