- 重点词汇
- andconj. 和;与;而且;于是;然后
- finallyadv.最后，终于;彻底地;
- isvt.& vi. 是(be的三单形式);
- reachedv.到达( reach的过去式和过去分词 );联络;伸出手臂，延伸;
- Ions[人名] [英格兰人姓氏] 艾恩斯取自父名，来源于Ion,含义是“艾恩之子”(son of Ion);
- theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用，指事物或统称的人;用于姓氏的复数形式前，指家庭或夫妇;（指特定用途的事物）足够，恰好;每，一;当前的，本，此;（重读，表示所指的为知名或重要的人或事物）
- equaladj.同样的;平等的;均等的;胜任的;
- positiveadj.积极乐观的;建设性的;拥护的;正面的;明确的;有把握的;阳性的;完全的;大于零的;带正电的;
- densitiesn.密集( density的名词复数 );稠密;<物><化>密度（固体、液体或气体单位体积的质量）;密度（磁盘存贮数据的可用空间）;
- 相关例句
Instead, fracture densities increase in the vicinity of faults or shear zones.
相反, 裂缝密度在断层和剪切带附近增加.
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In this definition, the contrast is given by the ratio of two light densities.
对比度定义为两个光密度之比.
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Meteorology The interface between air masses of different temperatures or densities.
[气象学]锋面:不同温度、密度的两大气团交界处.
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The reading aperture of a densitometer refers to the size ofthe spot it will measure.
浓度计的读书开口提到大小它将测量的斑点.
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Densitometer: An optical instrument used to measure the intensity of transmitted or reflected light.
密度计: 用来量度透射或反射光的强度的一种光学仪器.
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Densitometer is an apparatus used for measuring photosensitivity of films.
光学密度计是一种测量胶片感光性能的专用仪器.
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The zero point of the density scale is defined by having no specimen in the densitometer.
定义密度计内设有样品时的密度为密度尺标的零点.
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The zero point of the density scale is defined by having no specimen densitometer.
内设有样品时的密度为密度尺标的零点.
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密度计分两类: 量度菲林的透射密度计和量度相片印刷品的反射密度计.
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方法 用RTPCR方法检测mRNA的 表达, 用光密度扫描法半定量测定表达差异.
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Prepare a densitometer and calibration and operation of, measuring color standard for basic needs.
绸缪一纳密度计,并不懂其校准和操纵的办法, 这是丈量色标的根基需求.
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Densitometry: Science of measuring the light-stopping characteristics of film or filters.
密度测定,密度学: 测定胶片或滤色片的阻光特性的科学.
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The PR density was higher in the downstream and biomass was higher in the upstream.
而捕食者在整个流域内的密度上游小于下游,生物量却是上游大于下游.
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