Essential oils(containing tertiary alcohols)--Estimation of free alcohols content by determination of ester value after acetylation

精油(含叔醇)乙酰化后酯值的测定和游离醇含量的评估

属类：行业标准名称-国家标准名-GB/T14455.8-1993

Essential oils--Determination of ester value of oils containing difficult-to-saponify esters

精油含难以皂化酯类的精油酯值的测定

属类：行业标准名称-国家标准名-GB/T14455.10-1993

extracting machine for essential oils or for sugar cane juice,for industrial use

精油或甘蔗汁提取机,工业用

属类：物品名称-机械设备-

Essential oils--Determination of relative density

精油相对密度的测定

属类：行业标准名称-国家标准名-GB/T14455.4-1993

It is essential to adhere to the principle of equality and mutual benefit in conducting international economic exchanges.

开展国际经济交往,应该坚持平等互利。

属类：综合句库--

A substance that closely resembles an essential metabolite and therefore interferes with physiological reactions involving it.

抗代谢物，抗代谢药一种与基础代谢物非常相似的物质，因此能够干预包含代谢物的生理反应

属类：综合句库--

Air is essential to all living things.

空气对一切生物都是必不可少的。

属类：综合句库--

It is the essential principle of developing agricultural economy to face the countryside and serve the peasants.

面向农村、为广大农民服务，这是发展农业经济的基本原则。

属类：综合句库--

Those Bases are essential to our military posture in the Middle East

那些军事基地对于我们在中东的军事立场十分重要

属类：综合句库--

elimination of the essential differences between mentaland manual labour

脑力劳动和体力劳动之间本质差别的消失

属类：综合句库--

Would you like some essential balm?

你要风油精吗?

属类：综合句库--

A purine base,C5H5ON5,that is an essential constituent of both RNA and DNA.

鸟嘌呤一种嘌呤碱，分子式为C5H5ON5，为核糖核酸和脱氧核糖核酸的主要组成部分

属类：综合句库--

concrete of essential oils (excl. concretes of essential oils of citrus fruit)

凝固香精油(不包括桔果凝固香精油)

属类：物品名称-化工产品-

essential elements of agrometeorology

农业气象要素

属类：综合句库--

An essential amino acid,C11H12N2O2,formed from proteins during the digestive process by the action of proteolytic enzymes.

色氨酸一种重要的氨基酸，C11H12N2O2，在消化过程中，通过蛋白水解作用酶的运动而由蛋白质形成

属类：综合句库--

Foregoing essential above all cannot yield

上述条件不可缺少，我方不能再做让步。

属类：综合句库--

The essential nature or condition of being a god;divinity.

神性作为神的必不可少的品性或条件;神威

属类：综合句库--

The inmost,choicest,or essential part;the pith.

实质，精华，精髓最深层、最紧要或最必要的部分;精华

属类：综合句库--

Material, usually of plant or animal origin, that contains or consists of essential body nutrients, such as carbohydrates, fats, proteins, vitamins, or minerals, and is ingested and assimilated by an organism to produce energy, stimulate growth, and maintain life.

食物，粮食通常是源于植物和动物的物质，包含有人体营养物的必不可少物质或由其组成如:糖类、脂肪、蛋白质、维他命和矿物质等，由产生能量、促进发育和维持生命的组织消化和吸收

属类：综合句库--

Food is essential for life.

食物是生命所必需的。

属类：综合句库--

Recycling the waste and developing regenerated materials is a link that is essential for the national economic construction.

收旧利废，发展再生资源是国民经济建设中一个不可缺少的环节。

属类：综合句库--

A stout aromatic Mediterranean herb(Salvia sclarea)in the mint family,having showy violet,pink,or white flower clusters and yielding an essential oil used as a flavoring and in perfumery.

鼠尾草植物一种唇形科粗壮、芳香的地中海草本植物(南欧丹参鼠尾草属)，有艳丽的紫色、粉红色或白色花簇，并产香精油，可用作调味品或用于香水制造业

属类：综合句库--

Water is essential for plants.

水对于植物是必需的。

属类：综合句库--

An insoluble white protein that is the essential component of raw silk and spider-web filaments.

丝蛋白一种不能溶解的白色蛋白质，是生丝及蜘蛛网丝的基本成分

属类：综合句库--

A thin volatile essential oil,C10H16,obtained by steam distillation or other means from the wood or exudate of certain pine trees and used as a paint thinner,solvent,and medicinally as a liniment.

松节油一种稀薄的、易挥发的经过提炼的精油，C10H16，通过汽馏法或其他方法从某些针叶树的木头或渗出物中提取，用作颜料、涂料的稀释剂、溶剂及医用作搽剂

属类：综合句库--

While reform of our criminal justice system does not offer a complete solution,it is an essential part of any solution.The system is riddled with loopholes and technicalities that render punishment neither swift nor certain.

虽然改革我们的刑法制度并非彻底解决办法，可是这是任何解决办法不可缺少的一部分。这个制度充满技术问题，使得惩罚既不迅速也有漏洞。

属类：综合句库--

It is essential that he get up early.

他有必要早起。

属类：综合句库--

Funds essential to the completion of the project

完成这项工程所必需的资金

属类：综合句库--

Both essential balm and essential oil have a cooling effect of stopping irritation.

万金油，风油精均有清热除烦的效果。

属类：综合句库--

Essential oils--Determination of ester value after acetylation and evaluation of free alcohols and total alcohols content

精油乙酰化后酯值的测定和游离醇与总醇含量的评估

属类：行业标准名称-国家标准名-GB/T14455.7-1993