查询词典 subtended

The angle subtended at the center of a sphere by an area on its surface numerically equal to the square of the radius.

在单位半径的球体中心对球表面上的投影面积所张的角。

A unit of ''.'angular'.'' measure equal to the angle subtended at the center of a circle by an arc equal in ''.

弧度平面角的一种衡量单位，其大小为''。

The unit of plane angle adopted under the System International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees).

国际单位制采用的平面角单位；长度等于半径的弧所对的圆心角。

At greatest eclipse the Sun and Moon subtended virtually the same angular diameter, so the Moon's irregular profile produced in a beaded annularity not unlike the solar eclipse of 1986 Oct 03 (Espenak 1987). Beginning with the eclipse of 1630 Dec 04, the following five events were true hybrids with increasing durations of totality.

一次最壮观的日食实际上太阳和月球看上去有着相同的直径，因此月球不规则表面产生珍珠状轮廓，就像1986年十月3日的日食。1630年开始的日食，及其之后五次是真实的混频日食，其总的持续时间也增加了。

A radian is the angle subtended by an arc of a circle whose length is just equal to the radius.

一弧度就是长度刚好等于半径的一段圆弧所对的圆心角。

Any of various perennial herb s in the arum family,including houseplants such as the anthurium,dieffenbachia,and philodendron and having tiny flowers crowded in a spadix that is subtended by a spathe.

天南星科植物一种海芋科多年生植物，包括室内盆栽植物，如花烛属，花叶万年青属，和黄蘖属植物，有密集在佛焰花序里的小花，包在佛焰苞里

It was elongated like a bullet and subtended about 1 inch at arms length.

这是拉长像一颗子弹和subtended约1英寸的距离。

Flowers epigynous, small, bisexual or staminate, regular, in simple or compound umbels; umbellules few to many-flowered; rays often subtended by bracts forming a involucre; umbellules usually subtended by bracteoles forming an involucel.

花上位，小，两性或者雄性，整齐，组成单一或者复合的伞形花序；小伞形花序有花少数至多花；舌状花通常被苞片（形成一个总苞包着；小伞形花序通常被小苞片包着。

It shows the motion the various components go through and the arc subtended by the foot.

它显示了议案的各个组成部分去通过与电弧的脚subtended。

Many results about plane figures are proved, e.g., If a triangle has two equal angles, then the sides subtended by the angles are equal.

许多结果飞机数字证明，例如，如果一个三角形有两个平等的角度，然后双方subtended的角度都是平等的。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。