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The expression of the lao operon invarious bacterial strains harbouring pMG,pMG0 or lambda plac was observed bymeasurement of β-galactosidase specific activity.
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同时,我们还测定了包含pMG、pMG0或λplac 不同细胞的β-半乳糖苷酶活力,对lac 的表达作了分析。 |
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The expressions of the position of the motion centre in the tether are given,and the formulae of calculating the tension in the tether are presented,in terms of which frequencies of libration can be determined accurately.
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绳系系统运动中心与系统质心不重合。 确定了运动中心在系绳上的位置，并从运动中心概念出发，导出系绳拉力的表示式，阐述了系绳拉力偏差对摆动频率计算的影响。 |
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The expressions to the bittersolution on the infants were the mouth gaping with negative brow andmidface actions(P<0.0).
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新生儿对甜、酸、苦、咸味觉反应结果为 9 .%的新生儿对甜味出现面部表情 A,显著高于其它三种味道(P<0.0); |
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The extent of augment of μmol·L- DMA on LVSP-LVDP, +dp/dtmax, -dp/dtmax is 8. %±., .9%±.9, 7.%±. ;
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μmol·L- DMA对LVSP-LVDP、+dp/dtmax和-dp/dtmax 的增强幅度分别为8. %±., .9%±.9, 7.%±. ； |
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The extent of augment of μmol·L- DMA is 7.9 %±.9, .7%±. , . 9%±.8;
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μmol·L- DMA的增强幅度分别为7.9 %±.9, .7%±. , . 9%±.8； |
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The external diameter of the external pudendal veins were also ganged (.±0.mm).
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阴部外静脉在汇入大隐静脉处的外径平均值为:.±0.mm,髂腹股沟神经在皮下环处的宽、厚度的平均值分别为:.9±)0.mm和0.8±0.0mm。 |
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The external morphology of sensilla on maxillary and labial palpus of Periplaneta fuliginosa(Serville) was observed with scanning electron microscope.
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利用扫描电子显微镜观察了黑胸大蠊Periplanetafuliginosa(Serville)成虫下颚须和下唇须上的感器形态。 |
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The extract of Agrocybe Cylindracea was rich in metal elements, including calcium( .07mg/g), magnesium( .0mg/g), zincum(79. μg/g), iron(79.μg/g). They were poor in deleterious heavy metals, for example, plumbum(0.9μg/g) and arsenic(0.μg/g).
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茶树菇提取物含有丰富的钙( .07 mg/g)、镁( .0 mg/g)、锌(79. μg/g)、铁(79.μg/g)等元素,对机体有害的重金属元素铅(0.9μg/g)、砷(0.μg/g)含量相对较低。 |
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The extraction procedure was validated by analyzing samples spiked with zeranol at three different concentration levels of , 0 and 0 μg/kg. The average recoveries and the relative standard deviations were 70%-80% and 8 %- 9%, respectively.
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果表明,样品的加标平均回收率为7 0%～80 %,相对标准偏差为8 %～ 9%,定量测定低限(LOQ)为μg/kg。 |
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The extreme position griping angle was proved to be from 0° to 80° for the crank-and-rocker mechanism in the paper, and the coefficient of the travel speed variation K could be from to ∞.
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论证曲柄摇杆机构的极位夹角θ取值范围为0°～80°,其相应的行程速比系数k为～∞,为设计k≥ 的曲柄摇杆机构提供了理论依据; |
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The fact that positive reactions were found in serum samples out of obtained from persons with congenital idiocy showed that there was higher positive infection rate in congenitally idiotic persons than in normal ones.
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并发现,名先天性痴呆患者血清中有例阳性,其阳性率明显高于正常人群组。 |
