圆的直径

Overseas low-pressure gear pump gear often used square structure,水力控制阀, that is the tooth width is equal to addendum circle diameter.

国外低压齿轮泵的齿轮常采用方形结构，即齿轮的齿宽等于齿顶圆直径。

This researchcombines the latest achievements of computer technology withmeasurement technology, in order to develop a special on-line measuringmachine, which has functions such as processing and transform of highprecision signals; digital processing and calculation; logic judgment andfault diagnosis and automatic operation, so that the geometric parametersof the four engine borings can be measured simultaneously at one station.Therefore, with efficient detection, group assembly of borings andcylinders can be realized.

该测量机的功能是实现在线同时测量内燃机四个缸孔直径、圆度、圆柱度、位置度等几何参数，并通过计算机控制自动采集测量信息、自动处理高精度信号和数据处理，且具有逻辑判断与故障诊断、自动化操作等能力，从而提高检测量效率，真正实现缸孔、缸套的成组装配。

After placement in a stereotaxic apparatus, A microdialysis probe was implanted in the left hippocampal CA1 region (2 mm to the left and 3.6 mm posterior to the bregma and 2 mm below the cortical surface).

切开头皮，用微型颅钻分别在左右海马CA1区(前囟3.6mm和中线左、右旁开3mm)打开一直径约2mm的圆孔，将微透析探针刺入左侧海马CA1区2mm，用乳酸钠林格氏液以2.5μl/min的速度持续灌注，稳定60min待脑电图波形稳定后收集脑组织透析液，间隔时间为10min，直至再灌注后2h。

ABSTRACT To ensure the interchangeability of large cylindric components, it is not enough to measure the diameters only.

对于大型圆形工件，要保证其互换性，单纯测量直径是不够的，同时还需要测量工件的圆度误差。

The ratio of the circumference to the diameter of a circle. They can be

1.26，或许你喜欢Π，这个比例是直径的周围就是个圆，它可以恰当的夸大

Tropical Year: The length of the Antechamber used as the diameter of a circle produces a circumference of 365.242 (accurate to 6 digits).

热带年份：作为一个圆直径使用的前厅的长度产生一个365.242周长（精确到6位数）。

In the middle of a blow, then deep, because under the surface pulp cavity, so hypertrophy, fragrant like a circle after circle, but it tastes, flaky, crisp, Soft three mixed feelings.

炸时用的铁勺子，直径约5寸，四周下凹，中央凸起，用另一勺将那种混合浆舀入面窝勺，在中间一刮，然后下锅，下凹处因面浆多，所以肥厚，炸成后像个圆圈圈，吃在嘴里，酥、脆、软三种感觉混合。

Segmented dry small-diameter blades are used on hand-held circular saws and most right angle grinders.

分段干小直径叶片上使用了手持式圆锯机和最正确的角磨机。

The experiment results show that the accuracy of diameter measurement of cross section of standard bar and drill flute is in the range of 10～20μm.

实验结果表明：用本标定方法对钻头和标准圆横截面的形貌数据进行计算，其直径测量精度可达到10～20μm。

According to cable-core diameter, open the proper dimension circular hole on damp sealing india-rubber ring.

Oslash；根据电缆芯直径，在减振密封圈上开相应尺寸的圆孔。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。