在物理世界中，这类衍生性的知识常常是被构架师这类的角色所掌握的。
In the physical world, this extra knowledge is often held in the role of an architect.
他掌握的物理知识比我们任何一个的都好。
此学位是基于对生物，化学和物理扎实的知识，同样需要对诸如树病理和灭火等特别的林业学科的掌握。
A degree in this field is based on a sound knowledge of biology, chemistry, and physics, as well as particular forestry subjects such as tree pathology and fire suppression.
掌握良好的化学和物理性能知识及测试方法？
Good knowledge of the chemical and physical property and the test method.
钢琴的音准至关重要，作为调律师掌握一定的物理知识是非常必要的。
Intonation of piano is vital importance. It's fairly necessary for a piano tuner to master a certain physical knowledge.
麻醉工作者只有掌握一定的物理学知识和技术，才能胜任麻醉工作，才能保证在救死扶伤中完成白衣战士的使命。
Only the anesthesia people master fixed physical knowledge and techniques, can they be qualified for the work and be sure to act as white-cloth soldiers in life rescues.
麻醉工作者只有掌握一定的物理学知识和技术，才能胜任麻醉工作，才能保证在救死扶伤中完成白衣战士的使命。
Only the anesthesia people master fixed physical knowledge and techniques, can they be qualified for the work and be sure to act as white-cloth soldiers in life rescues.
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