枞

基本解释 (translations)

firtree

与枞相关的网络例句 [注：此内容来源于网络，仅供参考]

I especially liked three Panzhihua specialties:酸辣蕨粉(sour-spicy rice noodles - fabulous),油底肉(a meat dish I don't know how to translate), and 鸡枞(turkey broth...hot, flavourful and nourishing).

我尤其喜欢攀枝花的三个特色菜：酸辣蕨粉、油底肉和鸡枞。

The kinetics of thermal oxidation of rosin and abietic acid absorbed on the polyethylene film were respectively studied.

设计了松香和枞酸在聚乙烯膜上的氧化反应器，建立了枞酸在聚乙烯膜上的紫外分光光度分析方法，跟踪测定了松香和枞酸氧化反应的过程。

The kinetics of thermal oxidation of rosin and abietic acid absorbed on the polyethylene film were respectively studied. The kinetic equation of heat oxidation was determined by UV spectrophotometry.

设计了松香和枞酸在聚乙烯膜上的氧化反应器，建立了枞酸在聚乙烯膜上的紫外分光光度分析方法，跟踪测定了松香和枞酸氧化反应的过程。

The optimum reaction conditions were as follows: rosin 5 g, m: in: m 1:2:2, palladium chloride 0.090 %, n: n1:10, hydrogen pressure 5 MPa, reaction temperature 160℃ reaction time 3 h, mass fraction of abietic acid could be under 1%, mass fraction of dehydroabietic acid was 5.6%, which conforms to the national standards. The regeneration of catalyst was investigated. After cycling five times, the product of hydrogenated rosin still conforms to the national standards without any treatment of catalyst.

在松香5g、m：m：m1：2：2、氯化钯0.090%、n：nl：10、氢气压力5MPa，反应温度160℃，反应时间3h的较佳工艺条件下，产物氢化松香中极酸的质量分数小于1%，去氢枞酸的质量分数5.6%，符合GB/T 14020-2006国家标准；并对催化剂的重复使用性能进行了考察，催化剂相不经过处理直接重复使用5次后，产品氢化松香仍然符合国家标准中关于枞酸和去氢枞酸的指标要求。

The isomerization of resin acid was studied by HCl catalysis method, high temperature catalysis method and microwave-assisted method. Separation of abietic acid was analyzed with recrystallization method and many organic amine salt methods; Using abietic acid separated from resin acid as raw materials, 6 compounds of abietic-type resin acid derivetives were synthesized.

从产率、纯度和成本等方面分析对比了改进的二戊胺盐法、A胺盐法、B胺盐法和文献报道的二戊胺盐法分离提纯枞酸；以得到的枞酸为原料，进行氧化合成，得到6种枞酸的氧化衍生物，通过柱分离得到2种枞酸氧化衍生物纯品，并测试了其抑菌和对家蝇的拒食活性。

Results showed that the RFAs in DCS of Masson pine CTMP were mainly composed of oleic acid,linoleic acid,DHA,pimaric acid,abietic acid and oxidized products of DHA.The ratio of fatty acids to resin acids in FR-DCS,CTMP-DCS,BCTMP-DCS were 1:2.8,1:2.1 and 1:3.8,respectively.

结果发现，马尾松化机浆DCS中的脂肪酸主要有油酸、亚油酸等，树脂酸主要有脱氢枞酸、海松酸、枞酸以及脱氢枞酸氧化物等；一段磨后浆、漂前浆、过氧化氢漂后浆DCS中脂肪酸与树脂酸的比例分别约为1：2.8、1.2：1、1：3.8。

In this paper,firstly a series of acryloxyl derivatives were synthesized from the dehydrogenated abietic acid,a main composition of disproportionated rosin, through acyl chloridation and esterification.The derivatives included the (β-acryloxyl ethyl) esters of dehydrogenated abietie acid,(β-methacryloxyl ethyl) esters of dehydrogenated abietic acid and (β-methacryloxyl propyl)esters of dehydrogenated abietic acid.

论文首先以歧化松香中的主要成分脱氢枞酸为模型化合物，采用酰氯化、酯化手段合成了它的一系列丙烯酰氧基衍生物，包括脱氢枞酸酯、脱氢枞酸(β-甲基丙烯酰氧基乙基)酯和脱氢枞酸(β-甲基丙烯酰氧基丙基)酯。

Three single crystals of N-nitrobenzene, N-acyl dehydroabietic hydrazine 7c single water compounds, N, N-acyl dehydroabietic hydrazine 7l and 2,5 - dehydroabietic-1, 3,4 - oxadiazole 8g were obtained for the first time. X-ray diffraction analysis of these crystals showed dehydroabietic acid skeletons were contained in these crystal molecules.

首次得到N-去氢枞基，N-对硝基苯基双酰肼7c一水化合物、N，N-二去氢枞基双酰肼7l和2，5-二去氢枞基-1，3，4-噁二唑8g 3个单晶，并用X射线单晶衍射进行了解析，晶体中均含有去氢枞酸分子骨架。

The law of thermo isomeric changes of the pimaric,ellioti pimaric, levopimaric,longifolic,dehydropimaric,abietic and neoabietic acids in the oleoresin of Pinus elliottii were studied in a comparison with those of resin acids in the oleoresin of Pinus massoniana .

本文研究湿地松松脂中海松酸、湿地松酸、左旋海松酸、长叶松酸、去氢枞酸、枞酸、新枞酸受热异构变化规律，并与马尾松松脂中的树脂酸热异构变化进行对比，为湿地松松脂的生产提供理论依据。

The lumped kinetic model of monoterpene, abietic type resin acid, pimaric acid type resin acid, p-cymene, hydro-monoterpene, dehydro-abietic acid, hydro-abietic type resin acid, and hydro-pimaric acid type resin acid was established based on the structural groups and approximate reaction kinetic theory according to the fundamental principles of the lumped method.

在消除内、外扩散影响的条件下，在线跟踪反应产物并用气相色谱法测定反应体系组成随时间的变化，构造了Pd／C催化剂上松脂分子间氢转移集总反应网络，建立了包含单萜烯、枞酸型树脂酸、海松酸型树脂酸、对伞花烃、氢化单萜烯、脱氢枞酸、氢化枞酸型树脂酸和氢化海松酸型树脂酸等复杂反应体系的集总动力学模型，并估算了模型参数。

与枞相关的网络解释 [注：此内容来源于网络，仅供参考]

spruce：针枞

根据这个原则,很多种常绿树植物,像松树、针枞(spruce)、道格拉斯枞(Douglasfir)、落叶松(larch)等,除了来自美国的,都不准带进加拿大来水果方面,除非来自美国,不然一样寻常都不克不及携带入境这包括了苹果、杏(apricot)等常见的水果,

abietate：枞酸酯

abiesfirma 枞 | abietate 枞酸酯 | abietene 枞烯

abietene：枞烯

abietate 枞酸酯 | abietene 枞烯 | abieticcolophonyrosin 松香

abietic type acid：枞酸型树脂酸

枞酸|abietic acid | 枞酸型树脂酸|abietic type acid | 枞烷|abietane

abietic type acid：枞酸型酸

abietic acid 枞酸,松香酸 | abietic-type acid 枞酸型酸 | ability and earnings 能力与收入

abietinic：枞树脂的, 松香脂的

abietin | 枞树脂, 松香脂 | abietinic | 枞树脂的, 松香脂的 | abietyl | 松香, 松香基

Abies balsamea L：胶枞

Abies balsamea oleoresin胶枞(胶冷杉,香脂冷杉)油树脂 | Abies balsamea L.胶枞 | balsam香脂,香膏,香树胶;香脂木,香胶木

carvestrene：非活性枞萜, 消旋枞油烯, 香芹萜

carver | 雕刻匠, 雕工, 切肉刀, 切肉的人 | carvestrene | 非活性枞萜, 消旋枞油烯, 香芹萜 | carveterpin | 香芹萜二醇

silver fir (Abies alba Mill：银枞,白枞

silt 淤泥 | silver fir (Abies alba Mill.) 银枞,白枞 | silver express 银色速写用纸

abietic type acid：枞酸型树脂酸

枞酸||abietic acid | 枞酸型树脂酸||abietic type acid | 枞烷||abietane