鏈化合物 的英文怎麼說
中文拼音 [liànhuàgěwù]
鏈化合物
英文
chain compound-
Under acid condition open chaining crown ether diaromatic aldehyde can react, and they will synthesize a compound of chaining crown ether diaromatic aldehyde thiosemi - carbazone kind
摘要鏈狀冠醚二芳醛在酸性條件下與氨基硫脲反應,合成了鏈狀冠醚二芳醛縮氨硫脲類化合物。Long chain alkyl benzenes is the product of cyclization - decarboxylation - aromatization of fatty acid, with the help of clay minerals catalytic effect, which comes from bacteria, seaseed and higher plant lipid ; or the reaction product of monocylic aromatics and fatty acid alkyl group under the same conditions
長鏈烷基苯主要是細菌、藻類和高等植物類脂化合物中脂肪酸在粘土礦物催化下發生環化脫羧再芳構化或單環芳烴與脂肪酸烷基化反應形成的產物。Study on extraction and stability of pigment in the leaves of forsythia viridissima flower
分子連接性指數用於飽和鏈烴類化合物相關性的研究Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。Open chain compound
開鏈族化合物It is a chemical that consists of oh and amino function groups. it consists of straight chain aliphatic hydro - carbons
由氨基及oh基所組成之化合物,含直鏈碳氫脂肪族。Conclusion the essential oil from d. dasycarpus. is mainly consisted of sesquterpenoids and aliphatic acids, and the sesquterpenoids is the main active component
結論白鮮皮揮發油主要由倍半萜類化合物和長鏈脂肪酸成分構成,而倍半萜類化合物是其主要活性成分。Pfoa and other related long - chain fluorochemicals stick to blood proteins and masquerade as digestive acids
Pfoa和其他相關的長鏈含氟化合物會附著在血液里的蛋白質,假裝成消化酸分子。Methods linezolid was prepared by the steps of substitution, reduction, acylation and condensation with biacetyl compond from the starting material 3, 4 - difluoronotrobenzene
方法以3 , 4 -二氟硝基苯為原料,經取代、還原、酰化、再與側鏈雙乙酰化合物縮合得到目標化合物。There are also receptors for other residues on the carbohydrate side chains, both in liver and other organs.
無論是肝或是其它器官中,還存在碳水化合物側鏈的其它殘基的受體。These glycosaminoglycan ( gag ) chains are long, linear carbohydrate polymers that are negatively charged under physiological conditions, due to the occurrence of sulphate and uronic acid groups
這些粘多糖( gag )鏈是長條線狀的碳水化合物聚合體,在正常生環境下,由於硫酸根和糖醛酸根的存在而處于負電位。A. enzymes transform complex, recalcitrant aromatic and aliphatic hydrocarbons that are not easily biodegradable to simple fatty acids, thereby accelerating biological cleanup
答:酶能轉化復雜的,難降解的芳烴和直鏈烴類化合物,並不是輕易地將它們生物降解為為簡單的脂肪酸,而是加速生物清除的過程。And some methods for improving their poor solubility are introduced, including : incorporating bulky groups, hydrophilic groups, water soluble polymers and hyper - branched dendrimers ; synthesizing branched derivatives ; and degrading them into oligosaccharide
對其解決的方法進行了分析總結:將體積較大的側基或親水性基團大分子引入到分子鏈上,支鏈化或鍵接超支化合物,以及低聚糖化,以滿足不同應用領域特別是生物醫學工程的要求。The mineral oils are a mix of several hydrocarbons with different length of carbon chain
礦物油是一種混合物,由長短不一的碳鏈和幾個碳氫化合物混合而成。Tests show that these compounds neither accumulate in fish nor degrade during wastewater treatment, a process that appears to cause conventional fluorosurfactants to release long - chain chemicals
經過測試,這些化合物不會累積在魚類體內,也不會在廢水處理過程中遭到分解,以往含氟界面活性劑便是在廢水處理過程分解出長鏈化合物。The main effect factors include : 1. microbial species, which seem to have different degradation rate under varied circumstances and n - alkanes ; 2. physical and chemical properties of crude oil itself, which have an important effect on biodegradation, such as conglutination, boiling point, refractive index, ingredient and concentration of the oil ; and 3. culture condition of microorganism, under which the degrading activity of microorganism will be affected by surfactant, light condition, sorbent, nutrition, co - metabolite, oxygen, temperature and salinity during the inoculation of selected or indigenous microorganisms
其中主要影響因素包括:菌種的影響,菌種在不同的環境中和對不同碳鏈長度的碳氫化合物表現出不同的降解效率;石油物質本身物理化學特性的影響,如石油物質在水體或土壤中的濃度以及石油的粘度、沸點、折射率等特性;生存環境條件的影響,在接種入高效率的降解菌或利用土著微生物進行降解時,降解率受到生存環境中各種條件的影響,如表面活性劑、光照條件、吸附劑的利用、營養鹽、共代謝底物、氧氣、溫度、鹽度等。In straight-chain compounds no difficulty was found in resolving these two bands.
在直鏈化合物中將這兩個譜帶分開並不困難。Carbon chain compound
碳鏈化合物Closed chain compound
閉鏈化合物The reason is that the polypropylene is a kind of chain chemical compound that its raw materials have no rule altogether
原因是其原料無規共聚聚丙烯是一種鏈化合物。分享友人