ICP-Mass Pure Grade 等离子体质谱纯级试剂 ; 等离子体质谱纯级
extra-pure grade 超纯级
AA Pure Grade 原子吸收光谱纯级试剂
COLISTIN SULPHATE PURE GRADE 硫酸粘杆菌素
technical-pure grade 工业纯品
reagent pure grade 试剂纯级 ; 试剂纯级品
chemical-pure grade 化学纯品位
While there is no final grade, there is a final project, and Ms. Batkin and six classmates came up with an idea that is pure Bard: a dance performance that illustrates how an influenza vaccine works.
当在这里没有最终的学位，只有最终的目标时，BATKIN夫人和她的六个同班同学想出巴德一个创意，那就是巴德是个纯净的地方。一段舞蹈：关于流感抗体如何工作的舞蹈。
For a while she "steeped in familiar ether like I had in the 4th grade," and was a bit surprised such a "pure feeling" still existed in her.
有一阵子她“依然沉浸在小学四年级第一次来这里参观时的感知氛围中”，有些惊叹那种纯真的感觉仍在。
Ozone therapies use ozone generated from pure, medical-grade oxygen.
臭氧疗法使用氧气产生臭氧纯净，医用级。
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