查询词典 polar circles
- 与 polar circles 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Polar bear, polar bear, what can you do?
北极熊啊北极熊，你会做些什么呀？
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About 30～35 min after insemination the first polar body was ejected and the second polar body was ejected about 10 min later.
授精后约30～35 min放出第一极体，第一极体排出后约10 min第二极体排出。
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Some injected oocytes were activated by Sr(superscript 2+) after various incubation periods and observed for formation of a second polar body and pseudo-polar body.
在注射后的不同培养时间，对重构卵子以Sr(上标 2+)激活，观测第二极体和类极体的形成，同时对重构胚进行染色体计数，并将发育良好的重构胚进行输卵管移植。
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To determine the most effectie temperature, different heat shocks (32, 35 and 38 8C) were applied to newly fertilized eggs at 8–11 min post-fertilization to inhibit the extrusion of polar body 1 (PB1), and ended when the second polar body began to form in control groups.
在受精后8－11分钟，用不同的热激温度（32，35，38℃）抑制第一极体（PB1）的排放，待对照组开始出现第二极体时停止处理，以确定最佳热激温度。
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In northern winter a seasonal polar cap composed of carbon dioxide ice forms in the north polar region.
在北方寒冷的冬天季节性的极冠冰二氧化碳在北极地区的形式组成。
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The disappearance of polar cap will greatly affect polar bears and other halobios.
冰帽的融化会给北极熊等海洋生物造成严峻后果。
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A polar ice cap, or polar ice sheet, is a high-latitude region of a planet or moon that is covered in ice.
极地冰盖，或称极地冰原，指的是为冰层所覆盖的地球或是月球的高纬度地区。
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During this process, the spherical polar coordinate transformation and the circle polar coordinate transformation are used to carry on the pretreatment for the historical data about investment ratio and investment accumulation rate of the three industrial sections, and the consequent data also be simulated by statistical software-SPSS12.0; Finally, sensitivity analysis according to investment ratio and the fixed assets investment accumulation rate of the three industrial sections are made and a better resource distribution plan for the three industrial sections also be given.
在预测的过程中，利用球面极坐标变换和圆极坐标变换分别对三次产业投资比例和积累率的历史数据进行预处理后，再利用统计软件SPSS 12.0进行拟合；最后，利用固定资产投资的积累率和三次产业的固定资产投资比例进行灵敏度分析，提出了一个较好的三次产业经济的资源分配方案。
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A triple polar polynomial curve is proposed, which improves the previous single polar polynomial curve.
并改进了前人的单极座标多项式曲线，提出了性能更优的三极座标多项式曲线。
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Morevoer, on basis of the weighted polar decomposition, the simultaneous weighted polar decomposition of matrices is also defined and studied.
在对加权极分解研究的基础上，我们定义并讨论了矩阵的同时加权极分解。