音标:[sә.pɒnifi'keiʃәn] ;
n. 皂化
[化] 皂化
n. a chemical reaction in which an ester is heated with an alkali (especially the alkaline hydrolysis of a fat or oil to make soap)
词型变化:名词复数形式 : saponifications

saponification的用法和样例:

例句

用作名词(n.)
  1. Fatty acids were prepared through the saponification of sunflower oil.葵花油皂化制备脂肪酸。
  2. Saponification has been a common aqueous cleaning process by chemically reacting with the acidic flux to form soap.作为常规的水清洗过程,皂化反应主要通过与酸性焊剂发生化学反应以产生皂化的方式完成清洗。

词汇搭配

  • continuous saponification连续皂化
  • acetyl saponification number乙酰皂化值
  • acid saponification加酸皂化
  • saponification value皂化值
  • saponification number皂化值
  • cold saponification冷法皂化
  • alkaline saponification加碱皂化
  • autoclave saponification压热器皂化

The ways of history are so intricate and the motivations of human actions so complex that it is always hazardous to attempt to represent events covering a number of years, a multiplicity of persons, a

发表于:2018-12-01 / 阅读(340) / 评论(0) 分类 新东方现代文背诵篇章

Zhou Liujun, director of the Commerce Ministry's Overseas Investment Department, says new regulations are being drafted which will have Chinese companies looking to invest abroad undergo stricter authentification checks. Our first move is to increase

发表于:2018-12-02 / 阅读(240) / 评论(0) 分类 2017CRI中国国际广播电台

[00:04.41]CONVERSATION 1 [00:09.38]DO YOU KNOW WHERE IT IS? [00:13.92]Michelle: What are you doing? [00:18.49]Dominic: I'm cooking dinner tonight. [00:22.05]Michelle: That's great. Thank you. What are you making? [00:27.51]Dominic: A surprise. By the

发表于:2018-12-02 / 阅读(330) / 评论(0) 分类 新英语交谈注释版

[00:04.49]CONVERSATION 2 [00:09.35]WHAT DOES IT LOOK LIKE? [00:13.30]Luis: Teresa? ... I can't find the what-do-you-call-it. [00:20.66]Teresa: What can't you find? [00:24.50]Luis: You know. The thing. [00:28.26]Teresa: What thing? [00:31.50]Luis: Oh,

发表于:2018-12-02 / 阅读(335) / 评论(0) 分类 新英语交谈注释版

[00:02.98]CONVERSATION 1 [00:08.25]COULD YOU HELP ME? [00:11.62]Clerk: Hi. Can I help you with something? [00:18.29]Paulina: Yes, please. We're looking for the men's department. [00:23.33]Clerk: It's right over there, by the escalator. [00:27.69]Dieg

发表于:2018-12-02 / 阅读(297) / 评论(0) 分类 新英语交谈注释版

By David Gollust State Department 30 March 2007 The State Department says it is seeking clarification of reports Sudan has softened its opposition to new international peacekeepers for Darfur. The reported change of position by Sudanese President Oma

发表于:2018-12-08 / 阅读(257) / 评论(0) 分类 2007年VOA标准英语(三月)

Leading computer database software maker Oracle is suing SAP, the German company known for their Enterprise Resource Planning (ERP) software. Oracle, which has been moving into the ERP market themselves, accuses employees at SAP's TomorrowNow subsid

发表于:2018-12-15 / 阅读(208) / 评论(0) 分类 初级商务英语听力2007

By Alan Silverman Hollywood 29 October 2009 The life and tragic disappearance of pioneer aviator Amelia Earhart are dramatized in a new film starring two-time Oscar-winner Hilary Swank and directed by Indian-born Mira Nair. Here's a look at Amelia.

发表于:2018-12-16 / 阅读(219) / 评论(0) 分类 VOA标准英语2009年(十月)

Illegal Fishing Threatens Tonie Sap Lake Villagers' Livelihood Despite a government ban on commercial fishing across Tonle Sap Lake - the largest lake in Southeast Asia -- fishing communities say bribery of corrupt local officials has meant the illeg

发表于:2019-01-14 / 阅读(210) / 评论(0) 分类 VOA标准英语2012年(十月)

'Desinification' unacceptable among Taiwan people - Lien 台湾人民不会接受“去中国化”--连战 Visiting Taiwan opposition KMT Chairman Lien Chan delivers a speech at the Peking University

发表于:2019-01-16 / 阅读(392) / 评论(0) 分类 英文语法词汇

GUY RAZ, HOST: It's the TED Radio Hour from NPR. I'm Guy Raz. So most of us think we know ourselves pretty well, right? ROBERT SAPOLSKY: I'm sort of a hippie pacifist in terms of general persona. RAZ: That we're good people... SAPOLSKY: You know, I'm

发表于:2019-01-16 / 阅读(288) / 评论(0) 分类 2017年NPR美国国家公共电台8月

MARY LOUISE KELLY, HOST: Who is Aquaman? Well, the answer is more complicated than you might think. He is the star of a blockbuster film opening this week. But for most of his life, Aquaman has been strictly a D-list superhero, a benchwarmer, an also

发表于:2019-01-19 / 阅读(245) / 评论(0) 分类 2018年NPR美国国家公共电台12月

Grammar Girl here. Today's topic is verbification. Last week police used a Taser on University of Florida student Andrew Meyer as they struggled to remove him from an auditorium where Senator John Kerry was speaking. The Web has been filled with deba

发表于:2019-01-30 / 阅读(270) / 评论(0) 分类 英语语法 Grammar Girl

By Margaret Besheer New York 19 April 2008 Pope Benedict told American Catholic clergy and nuns on Saturday that the Church in the United States must work to overcome its divisions, saying this is a time of healing and purification, after the sexual

发表于:2019-01-31 / 阅读(246) / 评论(0) 分类 VOA常速英语2008年(四月)

It turns out that concentrating on their partners' physical attractiveness may make people less happy in relationships, new research suggests。 最新研究表明,过度关注伴侣的外表会让人们从爱情中收获的快感降低。 Partner-

发表于:2019-02-01 / 阅读(209) / 评论(0) 分类 阅读空间

By Joe Bavier in Abidjan Franz Wild in Meagui 18 May 2006 Officials in a half dozen towns in war-divided Ivory Coast have begun registering residents who, until now, have had no documents or legal sta

发表于:2019-02-04 / 阅读(234) / 评论(0) 分类 2006年VOA标准英语(五月)

By Kurt Achin Seoul 02 July 2007 U.S. President George Bush and South Korean President Roh Moo-hyun signed a wide-ranging trade liberalization agreement Saturday. Legislators in both countries will need to vote on whether to ratify the treaty. As VOA

发表于:2019-02-04 / 阅读(273) / 评论(0) 分类 2007年VOA标准英语(七月)

Villagers gather in front of a dam near the village of Labgar in northern Senegal on 12 Nov 2009. There is little to show for it apart from small acacia shrubs, but Senegal's leader believes in a Great Green Wall that will stem desertification across

发表于:2019-02-07 / 阅读(202) / 评论(0) 分类 VOA标准英语2010年(四)月

长二捆 LM-2E 长江三角洲 Yangtze River delta 长期共存、互相监督、肝胆相照、荣辱与共 long-term coexistence, mutual supervision, sincere treatment with each other and the sharin

发表于:2019-02-08 / 阅读(236) / 评论(0) 分类 考研英语

John Rico is a self-quantifier and he says being one has improved his life. 约翰?里科是位自我量化主义者,用他的话就是做一个让自己生活更美好的人。 Every one of us wants to live a better life, but what is a self-quanti

发表于:2019-02-21 / 阅读(240) / 评论(0) 分类 中英双语新闻
学英语单词
a storm of anger
Aconitum henryi
african hemorrhagic fever
after light
air analysis
anopisthographic
Ardara
Arias-Stell reaction
as much again
attemperater
automatic rammer
bait out
because
bend a sail
bottom-heating furnace
branch headings
bronchotyphoid
bubbletown
Butoctamidum
calcium-jarosite
cetane number improver
COMPES
configuration counting series
consimulate
contourny
cornfords
defense information
dilatans
discus thrower
Divine law is omnipresent.
drossing
ederles
etude
fish chowder
food value of leaf
foolios
foramen hypoglossal
frosting surface
garums
Gee-Herter-Heubner disease
goodeids
heat supply system
Helmholtz-Kelvin contraction
helmke
hyperplasia of sebacous glands
interferometric sensing
invigoratingly
joint penetration
jumpa
keeps up
lake basin
lherzolite
lobous
loxoconcha tuberculosa
LYMEANTRIIDAE
lyophilic group
machine tool optical attachment
magnet, bar
magnetohydrodynamic energy conversion
mcevilly
mcgranahan
MYX
nanomagnet
neck collar
nicergolent
nonabstract
nonintegral
nonzonally
open action path
opposite field
order Lobata
photo-optical device
physical reliability
pilea pumillas
pot-hangings
pre-outfitting
q-switched cavity
qualophiles
quinnett
rift structure
sal sedatirum
scribed plate
Short Circuit Rating
show ... out
sleep car
slip of brake
specific polysaccharides
staggerings
standard tax rate zone
Thoroughfare Vessel
tillability
transplantation of endometrium
traverse measurement
tritaph
tylopilus fumosipes
variable spring hanger
vocs
wage-labours
welding crack sensibility
wibbles
wood frog
Yang Hui