?directrix

directrix 發(fā)音

英：[d??rektr?ks; da??rektr?ks]　　美：[d??rektr?ks]

英：　　美：

directrix 中文意思翻譯

directrix 詞性/詞形變化，directrix變形

復數--directrixes。

directrix 短語(yǔ)詞組

1、directrix def ─── 準線(xiàn)定義

2、directrix means ─── 準線(xiàn)意味著(zhù)

3、directrix calculator ─── 準線(xiàn)計算器

4、directrix of parabola ─── 拋物線(xiàn)準線(xiàn)

5、directrix math ─── 準線(xiàn)數學(xué)

6、directrix of a cylinder ─── 圓柱的準線(xiàn)

7、directrix of a parabola ─── 拋物線(xiàn)的準線(xiàn)

8、directrix y ─── 準線(xiàn)y

9、directrix line ─── 準線(xiàn)線(xiàn)

10、directrix k-p ─── 準線(xiàn)k-p

11、directrix of ─── 直線(xiàn)

directrix 相似詞語(yǔ)短語(yǔ)

1、directrixes ─── n.[數]準線(xiàn)

2、directrice ─── n.女指揮（等于directress）；女董事

3、directories ─── n.[計]目錄，名錄；指南；計算機文件或程序的目錄（directory的復數）

4、direct hit ─── 直接命中

5、directorial ─── adj.主管的；導演的；指揮的

6、rectrix ─── n.[鳥(niǎo)]舵羽（鳥(niǎo)尾上的硬毛）

7、direct tax ─── [稅收]直接稅（如所得稅）

8、directrices ─── n.準線(xiàn)

9、bisectrix ─── n.等分角線(xiàn)；[數]等分線(xiàn)

directrix 常見(jiàn)例句（雙語(yǔ)使用場(chǎng)景）

1、Constructing Directrix for Conic Curve ─── 圓錐曲線(xiàn)準線(xiàn)的幾何作圖

2、directrix line of a conic. ─── 曲線(xiàn)的準線(xiàn)。

3、directrix of a conic ─── 二次曲線(xiàn)的準線(xiàn)

4、A fixed point whose relationship with a directrix determines a conic section. ─── 焦點(diǎn)一個(gè)與準線(xiàn)的關(guān)系決定圓錐形狀的定點(diǎn)

5、9.The surface generated by a straight line, the generator, passing through a fixed point, the vertex, and moving along a fixed curve, the directrix. ─── 摘要重力式碼頭沉箱安裝的位置與施工準線(xiàn)的偏差過(guò)大，會(huì )影響上部結構胸墻的豎直度，進(jìn)而影響到碼頭觀(guān)感質(zhì)量。

6、A fixed point whose relationship with a directrix determines a conic section. ─── 焦點(diǎn)一個(gè)與準線(xiàn)的關(guān)系決定圓錐形狀的定點(diǎn)

7、The directrix line of a conic. ─── 二次曲線(xiàn)的準線(xiàn)。

8、directrix of a linear congruence ─── 線(xiàn)性線(xiàn)匯的準線(xiàn)

9、Cure Guidance Directrix ─── 曲線(xiàn)導航線(xiàn)

10、Select the directrix of the new conic. . . ─── 選擇新二次曲線(xiàn)的準線(xiàn)…

11、6.Based on the geometry characteristics of Bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line. ─── 基于白川德曲面的幾何特征，將復雜的曲面共軛問(wèn)題歸結到準線(xiàn)上來(lái)討論。

12、The pity is that the first auxiliary directrix after modification is generally expressed in an algebraic form, because of the complexity of the vectorial expression. ─── 遺憾的是，由于其矩陣表達式有些復雜，一般都將修改后的第一輔助準線(xiàn)表示為代數形式。

13、directrix curve ─── 準曲線(xiàn)

14、a fixed point whose relationship with a directrix determines a conic section ─── 一個(gè)與準線(xiàn)的關(guān)系決定圓錐形狀的定點(diǎn)

15、The surface generated by a straight line, the generator, passing through a fixed point, the vertex, and moving along a fixed curve, the directrix. ─── 錐面由一條直線(xiàn)，即母線(xiàn)，通過(guò)一固定點(diǎn)，即頂點(diǎn)，沿一給定曲線(xiàn)，即準線(xiàn)，連續移動(dòng)而產(chǎn)生的平面

16、scroll directrix ─── 渦卷準線(xiàn)

17、The guidance signal of vision guidance system consists of the lateral deviation and the orientation deviation between the guidance directrix and the vehicle axis. ─── 視覺(jué)導航系統的導航信息是指導航線(xiàn)與車(chē)輛軸線(xiàn)的側向位移偏差和角度偏著(zhù)。

18、a solid bounded by two parallel planes and such a surface,especially such a surface having a circle as its directrix ─── 圓柱體，由兩個(gè)平行平面和這樣的表面，特別是有一個(gè)圓作為其準線(xiàn)的平面所形成的柱體

19、directrix plane ─── 準平面

20、Developable Surfaces Generated by a Directrix ─── 導線(xiàn)生成的可展曲面

21、The surface generated by a straight line,the generator,passing through a fixed point,the vertex,and moving along a fixed curve,the directrix. ─── 錐面由一條直線(xiàn)，即母線(xiàn)，通過(guò)一固定點(diǎn)，即頂點(diǎn)，沿一給定曲線(xiàn)，即準線(xiàn)，連續移動(dòng)而產(chǎn)生的平面。

22、Developable Surfaces Generated by a Directrix ─── 導線(xiàn)生成的可展曲面

23、the surface generated by a straight line intersecting and moving along a closed plane curve,the directrix,while remaining parallel to a fixed straight line that is not on or parallel to the plane of the directrix ─── 柱面，一條直線(xiàn)與一個(gè)封閉的平面曲線(xiàn)相交及沿著(zhù)平面曲線(xiàn)移動(dòng)所形成的平面，準線(xiàn)則與一個(gè)不在此準線(xiàn)平面上或者不與此準線(xiàn)平面平行的固定直線(xiàn)保持平行

24、principal and subordinate directrix ─── 主從準線(xiàn)

25、The coastline is the base directrix divides the region of sea and land management. ─── 海岸線(xiàn)是劃分海洋與陸地管理區域的基準線(xiàn)。

26、The directrix line of a conic. ─── 二次曲線(xiàn)的準線(xiàn)。

27、A solid bounded by two parallel planes and such a surface, especially such a surface having a circle as its directrix. ─── 圓柱體由兩個(gè)平行平面和這樣的表面，特別是有一個(gè)圓作為其準線(xiàn)的平面所形成的柱體

28、Constructing Directrix for Conic Curve ─── 圓錐曲線(xiàn)準線(xiàn)的幾何作圖

29、The surface generated by a straight line intersecting and moving along a closed plane curve, the directrix, while remaining parallel to a fixed straight line that is not on or parallel to the plane of the directrix. ─── 柱面一條直線(xiàn)與一個(gè)封閉的平面曲線(xiàn)相交及沿著(zhù)平面曲線(xiàn)移動(dòng)所形成的平面，準線(xiàn)則與一個(gè)不在此準線(xiàn)平面上或者不與此準線(xiàn)平面平行的固定直線(xiàn)保持平行

30、New Latin parametrum [a line through the focus and parallel to the directrix of a conic] ─── 現代拉丁語(yǔ)parametrum[通過(guò)焦點(diǎn)并與圓錐曲線(xiàn)的準軸線(xiàn)平行的直線(xiàn)]