通过盆栽试验和室内分析，研究低磷胁迫对晒红烟内源激素和根系活力的影响。
By using pot tests, the effect of low-P stress on dark sun-cured tobacco endogenous hormone and root activities were studied during different growth stage.
生产商计算该系数是基于在涂抹了防晒霜和没抹防晒霜的这两种情况下，对皮肤晒红的时间进行的对比。
Manufacturers calculate SPF based on how long it takes to sunburn skin that's been treated with the sunscreen as compared with skin that hasn't been treated with sunscreen.
但是岛上其他部分看起来更象加利福尼亚，挤满了一群群肩头晒红的游客、购物中心、庞大的酒店以及一簇簇分时度假别墅。
But other parts of the island look more like California, with throngs of pink-shouldered tourists, strip malls, bulky hotels and clusters of time-shares.
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