Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing using said vessel.
聚合物防结垢剂，用于预防聚合物结垢沉积的聚合容器，及使用该容器制备聚合物的方法。
Polymer scale preventive agent, polymerization vessel effective in preventing polymer scale deposition, and process of polymer using said vessel.
防聚合物结垢剂，防止聚合物结垢沉积的聚合反应容器，以及用所述的容器制备聚合物的方法。
This is preventive medicine, on a global scale, at its best.
这是全球规模最有效的预防医学。
So there's a critical window of opportunity we have to make an important difference that can affect the lives of literally millions of people, and practice preventive medicine on a global scale.
因此现在是个关键的时刻，我们必须做出重要的改变，这个改变将能够影响上百万人的生命，那就是以全球性的规模，来实施预行医学制度。
This is an extraordinary opportunity to practice preventive medicine on a global scale.
这是一个非常难得的在全球范围内实施防疫的机会。
Based on the productive practice, the deficiency produced in the production process of the large-scale pelagic ship rudder horn (150 tons) and preventive measure were studied.
以生产实践为基础，论述了大型船舶挂舵臂铸件(150t)生产过程中易产生的缺陷和防止措施。
Based on the productive practice, the deficiency produced in the production process of the large-scale pelagic ship rudder horn (150 tons) and preventive measure were studied.
以生产实践为基础，论述了大型船舶挂舵臂铸件(150t)生产过程中易产生的缺陷和防止措施。
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