円周: 63 Terms and Phrases
- 円周率
- Pi (3.1415926..)
- circular constant
- pai number
- number π
- 半円周
- semicircular arc
- half circle
- 円周全
- whole circumference
- entire circumference
- 円周角
- angle at the circumference
- circumferential angle
- Inscribed angle
- 円周目盛
- circumferencial scale
- 円周速度
- circumferential speed
- peripheral velocity
- 円周方向溝
- circumferential groove
- 定常円周速度
- normal circumferential speed
- 円周方向速度
- peripheral velocity
- 円周方向分布
- circumference direction distribution
- 円周の等分法
- circumferential equipartition
- 円周の4分の1
- a quarter of the circumference of a circle
- ただし、π 円周率
- where, π: circumference ratio of
- 円周上ヒストグラム
- circular histogram
- 同一円周上にある点
- concyclic points
- 円の円周の4分の1
- the 90 degree angle between two perpendicular lines
- 円周ピッチ(歯車の)
- circular pitch
- 円周率の無理性の証明
- Proof that π is irrational
- 円の直径への円周の比率
- the ratio of the circumference to the diameter of a circle
- 彼は、円の円周を計算した
- he calculated the circumference of the circle
- 男女が円周を反時計回りに行進する
- couples march counterclockwise in a circle
- 袖口の長さは、円周の半分で表現される。
- The length of the sleeve opening is expressed as half of the circumference length of the sleeve opening.
- 円または球の中心と円周の間の線分の長さ
- the length of a line segment between the center and circumference of a circle or sphere
- 咫（あた）は円周の単位で、0.8 尺である。
- An 'ata' (the 'ata' coming after the 'y' of 'Yata') was a unit for measuring circumference, with one ata being equivalent to approximately twenty-four centimeters.
- 円の中心点を通り、円周上の2点をつなぐ直線の長さ
- the length of a straight line passing through the center of a circle and connecting two points on the circumference
- 円が直線上をころがるときに、円周上の一点が描く線
- a line generated by a point on a circle rolling along a straight line
- 円が他の円をころがるときに、円周上の1点が描く曲線
- a line generated by a point on a circle rolling around another circle
- 径 1 尺の円 (数学)の円周を 4 咫としていた。
- Having a diameter of twenty-four centimeters was regarded as a circumference of four 'ata.'
- 円が他の円の内側をころがるときに、円周上の1点が描く曲線
- a line generated by a point on a circle that rolls around inside another circle
- 円の中心から円周まで（または球の中心から球面まで）の直線
- a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
- この「周」とは円周のことであり、咫とは円周の単位であった。
- Here, 'shu' meant the circumference of a circle, and 'ata' was its unit.
- 日本の八咫鏡は円周 8 咫、すなわち径 2 尺という意味である。
- The Japanese Yata no Kagami (the eight-span mirror; one of the Imperial regalia) has 8 ata of circumference, in other words, the diameter of the mirror is 2 shaku (23.04 centimeters).
- 円の内接及び外接多角形の周の計算から、円周率の上限と下限を評価。
- He evaluated the least upper bound and the greatest lower bound of the circumference ratio by calculating the circumference of the inscribed polygon and the circumscribed polygon.
- また、関は正131072角形を使い、円周率を小数第11位まで算出した。
- Seki also used a polygon with 131, 072 sides to calculate the value of Pi (3.14159...) to the eleventh decimal place.
- 野良着などに用いられる筒袖の場合は、袖の円周の長さは袖丈の2倍である。
- For a straight sleeve of workwear or the like, Sodetake is half the length of the circumference of the sleeve.
- 円の中心と円周上の2点（または球の中心と球面上の2点）を結んでいる直線
- a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)
- 例えば、関孝和は円に接する正多角形の辺の長さを用い、円周率を11桁まで得ている。
- To give an example, Takakazu SEKI derived eleven digits of pi using the length of the sides of a regular polygon which touched the circle.
- 関孝和やそれ以前は円周率、球の体積や表面積が主な問題となったので、その名がある。
- Because, in the time of Takakazu SEKI or before, the main problem in mathematical analysis was the circumference ratio or the volume and surface area of a sphere, it was called the study of enri (circle principle).
- 1ブッシェルほどの円周で、球根状の頭頂部をもつ素晴らしい形状―ナサニエル・ホーソーン
- fantastic figures with bulbous heads the circumference of a bushel- Nathaniel Hawthorne
- サイズは幅35cm、高さ20cmで、黒、紺、茶の布が3枚（上・下・円周）縫い合わせて作成される。
- The width is 35cm and the height is 20cm, it is made of three cuts of cloth with color of black, dark blue and brown (for upper, bottom and surrounding) seamed together.
- ギリシアの数学者、天文学者で、地球の円周と、月と太陽の距離を算出した（紀元前276年−194年）
- Greek mathematician and astronomer who estimated the circumference of the earth and the distances to the Moon and sun (276-194 BC)
- 綴術…祖沖之が著した高等数学の書で、円周率や球体積の計算方法が書かれていたとされているが、現存しない。
- Tenjutsu: A document on advanced mathematics written by Chong-Zhi ZU in which it is said that calculation methods for the circumference ratio and the volume of a sphere were written; it no longer exists.
- 盤領（あげくび・ばんりょう・まるえり）首の周りが丸い円周の形をした襟で、左の襟を右の肩の近くに固定させて着る。
- Agekubi, or also pronounced as Banryo and Marueri: Collar shaped circumference around the neck, with the left side collar fixed near to the right shoulder.
- それからクラチットの家族一同は、ボブ・クラチットの所謂団欒（円周）、実は半円のことであるが、それを成して、煖炉の周囲に集った。
- Then all the Cratchit family drew round the hearth, in what Bob Cratchit called a circle, meaning half a one;
- 円周率は約 3.14 であるが、これを 3.2 で近似すると、径 1 尺の円 (数学)の円周は 3.2 尺となり、これを 4 咫とした。
- The ratio of the circumference of a circle to its diameter is about 3.14, and provided that we round off the second decimal place and regard the ratio as 3.2, the circumference of a circle whose diameter is 1 shaku becomes 3.2 shaku, and in ancient China, this 3.2 shaku was equalized with 4 ata.
- 椀の持ち方は、左手の指を平たく伸ばし、親指を起こして椀の縁に引っ掛け、残りの四本が底のところにある「糸底」（底の円周状に突起している部分）をのせるようにして持つ。
- A bowl is held in one's hand in such a way that the thumb of the left hand is raised to catch a brim of the bowl and the remaining four fingers of the left hand are stretched flatly to support the bowl's 'itozoko' (a raised circular rim at the bottom of a bowl).
- 牙符とは文字を刻んだ象牙を半割りにした割符であり、円周は四寸五分、片面に「朝鮮通信」と篆書体(てんしょ)で刻まれ、反対面には発給年次「成化十年甲午」と彫られていた。
- Gafu was an inscribed ivory tally split into halves, each of which was 13.6 cm round with one of the halves inscribed with 'Korean communication' in Tensho characters and the other half inscribed with the year issued '1474.'
- 同じ大きさの円 (数学)の円周を四分の一ずつ重ねて繋いだ文様、または四つの楕円を円形につなぎ合わせ、楕円の内径線が延長線上で再び円形になるよう互い違いに組み合わされた文様
- A pattern by overlapped each quarter line of the same-sized circle, or by connecting four ellipses in circle and putting their inner line together alternately to form another circle in their extension.
- この法律において「水平表面」とは、飛行場の標点の垂直上方四十五メートルの点を含む水平面のうち、この点を中心として四千メートル以下で国土交通省令で定める長さの半径で描いた円周で囲まれた部分をいう。
- The term 'horizontal surface' as used in this Act means that section of the horizontal plane including a point 45 meters vertically above the aerodrome reference point, which is surrounded by a circle drawn with that point at its center and with a radius of a length of not more than 4,000 meters as specified by Ordinances of the Ministry of Land, Infrastructure, Transport and Tourism.
- 外側水平表面は、前項の円錐面の上縁を含む水平面であつて、その投影面が空港の標点を中心として二万四千メートル以下で国土交通省令で定める長さの半径で水平に描いた円周で囲まれるもの（投影面が水平表面又は円錐表面の投影面と一致する部分を除く。）のうち、航空機の離陸及び着陸の安全を確保するために必要な部分とする。
- The outer horizontal surface shall be a horizontal plane extending outward from the outer and upper periphery of the conical surface set forth in the preceding paragraph, and shall be a projected plane with a radius of not more than 24,000 meters, as specified by Ordinances of the Ministry of Land, Infrastructure, Transport and Tourism, from the aerodrome reference point (except the part where the projected plane corresponds with the projected plane of the horizontal surface or conical surface), and shall also be limited to the area necessary for securing the safety of takeoff and landing of aircraft.
- 円錐表面は、水平表面の外縁に接続し、且つ、空港の標点を含む鉛直面との交線が水平面に対し外側上方へ五十分の一以上で国土交通省令で定める勾配を有する円錐面であつて、その投影面が当該標点を中心として一万六千五百メートル以下で国土交通省令で定める長さの半径で水平に描いた円周で囲まれるもののうち、航空機の離陸及び着陸の安全を確保するために必要な部分とする。
- The conical surface shall be a conical plane, which extends from the periphery of a horizontal surface outward and upward at a slope, specified by Ordinances of the Ministry of Land, Infrastructure, Transport and Tourism, of not less than 50 to 1 to intersect a vertical plane which includes the aerodrome reference point, and shall also be limited to the area necessary for securing safety of takeoff and landing of aircraft within the projected plane encircled and having a radius of not more than 16,500 meters from the aerodrome reference point as specified by Ordinances of the Ministry of Land, Infrastructure, Transport and Tourism.
