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- Hansen says a safe atmospheric concentration level was passed 20 years ago. 汉森说,大气密度的安全标准20年前就已超过了。
- The browning rates of NAA1.2mg/L were the highest among the three NAA concentration levels. 6-BA在0.;2,0
- However, the CONEG model legislation also provides exceptions to these concentration levels. 但是;法律还规定示范coneg这些例外浓度.
- Abstract: Lolium perenne was treated with plant growth regulator- PP333 and CCC at different concentration levels. 摘要:分别采用不同浓度的PP333(多效唑)、CCC(矮壮素)对黑麦草进行叶面喷施处理。
- The content levels of OCPs tended to be DDTs>HCHs, and characterized by higher concentration levels in SPMs and lower in surface sediments. 研究表明;OCPs的含量水平有DDTs>HCHs的趋势; 悬浮物中污染物浓度高于表层沉积物.
- I need to import my "summer concentration levels" into winter, but short of emigrating to warmer climes, I don't know what to do. 所以,我极需将夏日高度集中的注意力注入冬季,然而我又不知该如何着手。
- Without adequate rest, the brain’s ability to function quickly deteriorates: concentration levels drop and memory becomes impaired. 如果没有适当的休息,大脑功能就会迅速下降:精力变得不集中,记忆力衰退。
- Target analytes can be sampled form trace or small amount concentration level by using CUSDT SPME syringe. CUSDT固相微萃取管可以从痕量或微量浓度把目标分析物提取出来。
- In this regard, our annual average concentration level of RSP is comparable to those of the more polluted cities but not among the worst. 在这方面,我们的可吸入悬浮粒子含量水平,以全年平均计,与其他染情况较为严重的城市相若,但不在最差之列。
- Methods: Different concentration levels of LMOP suspension were used to B16F1 murine melanoma cells in vitro, and comparing with 8-MOP liquors on the same concentration levels. 方法:将8-甲氧补骨脂素脂质体(LMOP)悬液作用于体外培养的小鼠B16F1黑素瘤细胞,并与等浓度的8-甲氧补骨脂素(8-MOP)溶液作比较,用四甲基偶氮唑蓝(MTT)比色法测定细胞增殖情况;
- To find the concentration level of organochlorine pesticides(OCPs) in surface dediments of Lake Nansihu,13 kinds of OCPs were detected by GC-ECD method. 利用气相色谱-电子俘获检测(GC-ECD)方法对南四湖表层沉积物中13种有机氯农药进行了分析测定。
- In specified range, the accuracy should be evaluated using at least 9 testing results of the sample, 3 testing solutions of each concentration level (3 different concentration levels in all) are prepared and measured. 在方法范围内,至少用9次测定结果进行评价,如制备3个不同浓度级别的样品,各测定3次。
- Organochlorine pesticides in 14 samples in suspended particle matters and surface sediments of the south bank of the Yangtze estuary were determined by GC-ECD, and the concentration levels and distribution of HCHs and DDTs were analyzed in detail. 利用GC-ECD对长江口南岸14个采样点水体悬浮颗粒物(SPM)及表层沉积物进行了有机氯农药(OCPs)的测定;分析了其中HCHs和DDTs的赋存水平和形态分布.
- At the end of the day, it would be stupid to suggest you need to measure the concentration level of a task and add one tablespoon of autopilot activities to create a multi-tasking mix. 当一天快要结束时,再建议你去衡量一件事情所需要花费的注意力,或是将勺子放入洗碗机以创建一个多重任务都是非常愚蠢的。
- In experiment 3, the roughage intake ad libitum by sheep was negativelycorrelated with concentrate levels in diet (r~0.95 1). 本试验还显示,绵羊饲喂精料量不同,对粗饲料的采食量却是一定值。
- Repeatability can also be evaluated with at least 6 measurement results when the concentration level of the analyte at 100%, the RSD of measurement results is the repeatability value. 应自样品制备开始制备6份样品溶液,所得结果的相对标准偏差即为方法重复性。
- The drug concentration of DPPC liposome is highest, it had a drug pinnacle descending slowly, and kept a high concentration level during a long time, the drug resorted in skin was most. DPPC脂质体药物浓度最高,它能使药物浓度很快达到高峰,然后缓慢下降,长时间内维持一个高的浓度水平,使药物在皮肤内的滞留量最大,时间最长。
- Business bounced back to prewar levels. 商业回升到战前的水平。
- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- Interest rates are running at record levels. 利率达到创记录的水平。