The professional grade whitening systems used by dentists offer significantly better results in a single visit than the consumer kits sold in drug stores.
牙医使用的专业级别的牙齿漂白方法，以及一对一服务的效果比药店里出售的套装要好的多。
According to the FDA's letter-grade system for drug safety during pregnancy, most psychotropic drugs pose a potential risk to the fetus.
根据美国食品药品管理局（FDA）的妊娠期用药安全评级系统（共五级，link），绝大多数精神病类药物对胎儿存在潜在危险。
Objective To investigate the selection of lowest grade of injury in compensation of adverse drug reactions (ADR) for responsible parties, and analyse the characteristics.
目的探讨药品不良反应(adr)中相关责任方对最低伤害补偿级别的选择，并分析其特征。
The results showed that the lag time before drug release was lengthened with the increase of the viscosity grade of HPMC.
结果表明，HPMC粘度增加使药物释放滞后时间延长，但高粘度HPMC会导致药物释放无明显突跃点；
In the bulk drug substance industry, particularly for parenteral grade substances, it is common to see Ultrafiltration and Reverse Osmosis systems in use in water systems.
在原料药生产工业，尤其是非肠道用药的原料，在水系统中通常用到超滤和反渗透系统。
In the bulk drug substance industry, particularly for parenteral grade substances, it is common to see Ultrafiltration and Reverse Osmosis systems in use in water systems.
在原料药生产工业，尤其是非肠道用药的原料，在水系统中通常用到超滤和反渗透系统。
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