英:[ˌsʌbstɪ'tju:ʃənl]
美:[ˌsʌbstə'tjuʃənəl]
英:[ˌsʌbstɪ'tju:ʃənl]
美:[ˌsʌbstə'tjuʃənəl]
noun
the act, process, or result of substituting one thing for another
replacement of one mathematical entity by another of equal value
one that is substituted for another
Middle English substitucion, from Middle French, from Late Latin substitution-, substitutio, from substituere
The first known use of substitution was in the 14th century
1 The low carbon mixed alcohol synthesized from the synthesis gas is a substitutional fuel for gasoline with potentiality of environmental protection.
由合成气制得的低碳混合醇是汽油的一种替代燃料,具有环保潜力。
2 This article is based on the experimental datas and electron effects. In this paper, we discussed which acidity of three substitutional benzoic acids were stronger and the reason of that.
本文根据实验数据和电子效应理论,解释了取代苯甲酸三个同分异构体之间酸性强弱的原因。
3 Only twice did the Bears use a substitution — briefly in the first quarter when David Ross was injured, and for the final 1:12 of the game when Anthony Ross fouled out.
4 Methods The serum levels of enzymes in 66 patients with primary hypothyroidism were reviewed and compared before and after substitutional treatment with thyroid hormone.
方法回顾分析66例甲减患者激素治疗前、后血清酶检测资料。
5 Copper - zinc alloys are called substitutional alloys.
铜锌合金叫做替代式合金.
6 Show that it is possible to make the substitutional alloy brass.
试说明制造替代式合金黄铜.
7 I'd prefer rice with my steak instead of potatoes, but the menu says “no substitutions.”
8 The high concentration of substitutional elements in ferrite results in distorting lattice of ferrite and thus the diffraction peaks of ferrite deviate to little Angle.
代位元素在铁素体中的固溶,导致了铁素体晶格的畸变,进而引起了衍射峰向小角度方向漂移。
9 The substitutional solid solution formed by cobalt and bismuth molybdate will improve the conductivity and sensitivity of this gas sensor to reducing gases.
钼酸铋和氧化钴取代后的固溶胶对吸收将提高该材料对还原性气体的敏感能力。
10 Substitution of applesauce for oil is one way of reducing the fat in recipes.
11 The markets, enterprises and the country are in the substitutional relation, and they are the systems which created by human beings in order to reduce the uncertainty.
市场、企业和国家是一种三角替代关系,都是为了降低不确定性而由人类创造的制度安排。
12 The new Corporation Law has changed greatly on capital institution and set up a series of replaceable suitable substitutional defensive system.
我国《公司法》对公司资本制度作了重大变革,同时建立一整套替代性、套性和支持性的防范机制。
13 The coach made three substitutions in the second half of the game.
14 Copper-zinc alloys are called substitutional alloys.
铜锌合金叫做替代式合金。
15 Some impurities are substitutional or interstitial in behavior, but others can exist in either lattice position.
有些杂质是单纯的替代位或单纯的间隙位杂质, 但也有的可以在任一晶格位置存在.
16 The cookbook has a long list of substitutions for ingredients that may be hard to find.
17 Cu - Ag Bimetallic powers which were similar to the copper powders , were prepared by substitutional reaction method.
采用化学置换反应法制备铜 - 银双金属粉末.
18 The results show that Cu solubilizes in W and the substitutional solid solution is formed.
结果发现,铜固溶在钨中,并形成了置换固溶体。
19 The efficient luminescence centres were found to be trivalent neodymium ions which, by a crystal field analysis, were shown to be located at zinc substitutional sites.
三价钕离子是有效的发光中心,利用晶场分析,三价钕离子主要是处在锌的替代位置。
20 Ideal partitioning-ratios and-parameters of substitutional elements in two-phase alloys with FCC, BCC and HCP structures are derived in terms of atomic fraction and lattice cell number.
从原子分数及晶胞原子数的角度导出FCC,BCC及HCP结构两相合金中元素分配比和分配系数。
1 代替
substitutive instead substitution stead vice cover substitute pinch-hit replace displace supersede supercede subrogate sit in as sit in for in the stead of in stead of instead of in lieu of fill in for
2 代理的
actg supply representative secondary substitute deputy acting surrogate vicarious substitutive
3 代理
actg supply representative secondary substitute deputy acting surrogate vicarious substitutive agency commission representation proxy substitution deputation procuration pro- vice- act commute deputize on commission
4 代替的