对医药、法律、工程和其他文件的翻译需要译者掌握相关科目的专业知识。
Translations of medical, legal, engineering and other documents require a technical knowledge of the subject.
而阅读能力不像数学对积累的要求那么高，因为学好数学，你必须掌握好先前的知识才能进行下去。
Reading is not that cumulative. But with math, you must understand previous things to develop.
掌握和运用经济法知识，是对经济管理人员的基本要求。
It is essential to master and apply the knowledge of Economic Law for the managers.
能够运用所掌握的工作知识及经验对员工进行培训。
The ability to use working knowledge and experience to help staff training.
中学教师基本上掌握了中学水平的科学知识，但对高中水平的科学知识掌握较差，对大学水平的科学知识掌握得更差。
Their special knowledge of middle school is good, but not good at the senior school knowledge and even worse at the university knowledge.
前言：目的：了解护士对化疗药物防护知识的掌握情况。
Objective: To investigate the situation of chemotherapeutic self-protection knowledge among nurses.
前言：目的：了解护士对化疗药物防护知识的掌握情况。
Objective: To investigate the situation of chemotherapeutic self-protection knowledge among nurses.
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