在进行任何治疗前，应由医生作出全面评估。
A complete assessment by a doctor should be made before trying any treatment.
麻醉前对患者的评估是必要的。
The assessment of the patient before anesthesia is necessary.
谈话结束前，请求给予一个具体日期来评估你的工作进展。
Before you leave, ask for a specific future date to go over your progress.
结论：治疗前的放射学评估至关重要。
Conclusion: Radiological evaluation is essential before therapy.
认证以及评估所产生的费用应在认证工作开始前预付。
Cost and Fees necessary for the certification process and evaluation shall be paid in advance.
在盖工厂前，我们必须先做环境评估。
Before building a factory, we have to do some environmental assessment first.
在盖工厂前，我们必须先做环境评估。
Before building a factory, we have to do some environmental assessment first.
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