必须的

Revalidation of an API process may be warranted if the change in the API starting materials is deemed significant.

如果原料药起始物料的变更是被认为是重要的，那么原料药的再验证将是必须的了。

uch skilled, semi -skilled and unskilled labour as is necessary for the proper and timely execution and maintenance of the Works.

正确、及时地执行和继续工程所必须的熟练的、半熟练的和非熟练的劳动力。

There is rare information of Trichinosis and apoptosis internal and external. In order to study the relationship between apoptosis and infection of T.

目前研究发现，某些寄生虫感染诱导的细胞凋亡在疾病的发生机制中起重要作用，细胞凋亡在寄生虫发育过程中是必须的，它与寄生虫的生长、发育、感染和转归等密切相关。

It is only natural and indeed necessary that this evolving trilateral partnership and the UN work together.

这些都是联合国的中心问题，这个三边伙伴以及联合国的合作的开展仅仅是正常并确实必须的。

The shapes of some trilobite lenses, in fact, match those derived by optical scientists over 300 million years later to answer similar needs.

关于三叶虫眼睛的外形，事实上，在三叶虫灭绝的3亿年后，光学学家的答案依然认为这是必须的。

Semiconductor laser with characteristics of narrow line width、tunableness andstable frequency is the necessary source of WDM、DWDM and coherent lightcommunication, it is also widely used in high frequency laser spectrum、detectionand measurement、fiber sensor etc.

窄线宽、可调谐、频率稳定的外腔半导体激光器是波分复用系统、相干光通信技术必须的光源，在高分辨率激光光谱、检测计量和光纤传感等领域均有重要的意义及广泛的应用前景。

The proper squeeze which is a or repeated essential technological process before processing the attapulgite clay can make it dissolved and make it more viscid and colloidal.

适当的挤压作用，有利于凹凸棒石的水化和粘结性能、胶体性能的发挥，这是凹凸棒石粘土加工必须的一道或多道工艺过程。

Blow drying causes a "flash drying" effect that not only removes the surface moisture but also removes water that is bound to the hair, which is called water of hydration.

吹发导致快速干发的后果，会使你的头皮表层和头发必须的水分流失，这就是所谓的结晶水。

Quizzes are designed to ensure that each trainee obtains the necessary skills and knowledge required to meet the standards of quality Westin hotels are known for.

测试的设计确保每一位受训者获得必须的技能和知识要求来满足 WESTIN 的的质量标准。

Consequently, early diagnosis with a high index of suspicion and aggressive treatment is required for these patients.

因此高度的怀疑与早期的诊断加上更积极的治疗对这些病人来说是必须的。

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。