You can specify whether prime words, class words, and modifiers are mandatory or optional, and the order in which these elements should occur.
可以指定基本单词、类单词和修饰词是必需的还是可选的，以及这些元素出现的次序。
The bill would give the F.D.A. new powers to enforce disease-prevention plans on food facilities, trace the source of contaminated foods quickly, and order mandatory recalls.
该法案赋予食品药品管理局新的权力来执行食品设施疾病预防计划，快速追踪受到污染的食品来源，并强制召回。
The bill would give the F. D. A. new powers to enforce disease-prevention plans on food facilities, trace the source of contaminated foods quickly, and order mandatory recalls.
该法案赋予食品药品管理局新的权力来执行食品设施疾病预防计划，快速追踪受到污染的食品来源，并强制召回。
There are several mandatory environment variables and properties to set in order to successfully run the GenerateInitiateGlossary.bat batch script.
为了成功运行GenerateInitiateGlossary . bat批脚本，有几个强制的环境变量和属性必须设置。
In order to ensure the normal and safe use of the tower, we have a mandatory requirement in the installation of tower crane safety device must have specified.
为了保证塔机的正常与安全使用，我们必须强制性要求塔机在安装时必须具备规定的安全装置。
Electronic data Interchange for Administration, Commerce and Transport (EDIFACT) defines which data segments are mandatory or optional, and the number and order of elements.
定义了数据的哪些节是必须的或者是可选的，数据节的数量和数据元素的顺序。
The new regulation means that listed companies only to meet a mandatory cash dividend of conditions in order to gain eligibility for refinancing.
此项新规意味着上市公司只有满足了强制现金分红的条件，才可以获得再融资资格。
The obligation is a mandatory legal obligation in order to ensure an accurate understanding of the insured covered by the insurance contract rights and obligations;
说明义务是一项强制性的法律义务，目的是确保投保人准确理解保险合同中所涉及权利和义务；
It may however be the symptom of an underlying pathological condition; and it is therefore mandatory to diagnose properly its origin in order to propose an adequate treatment.
但也可能为某种潜在病理状态的症状而需要明确病因以便指导恰当的治疗。
However, if as should be the case, such bar coding were mandatory (reflecting the urgency and seriousness of climate change), China would have to adjust in order to compete.
不过，如果能让条码变成强制性的（鉴于气候变化的紧迫性和严重性），中国将不得不为了提高竞争力而作出调整。
Before 1970, in order to protect the information security in computer systems, mandatory and discretionary access control policy had been widely applied in secure computer systems.
在上世纪七十年代以前，为保证计算机系统中的信息安全性，自主存取控制和强制存取控制策略在计算机多安全级系统中得到了广泛的应用。
For maximum engine power, a rich fuel mixture is mandatory in order for the combustion process to consume all the oxygen in the air entering the combustion chamber.
在发动机最大功率的工况下，燃烧过程中浓的可燃混合气会将燃烧室中的所有空气消耗完。
For maximum engine power, a rich fuel mixture is mandatory in order for the combustion process to consume all the oxygen in the air entering the combustion chamber.
在发动机最大功率的工况下，燃烧过程中浓的可燃混合气会将燃烧室中的所有空气消耗完。
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