primary mirror的意思

primary mirror中文翻譯：

[光]主鏡

相似詞語短語

mirror───n.鏡子；真實的寫照；榜樣；vt.反射；反映

primary───adj.主要的；初級的；基本的；n.原色；最主要者

hand mirror───n.手鏡

beveled mirror───斜面鏡

magic mirror───魔鏡；半透玫；幻境；幻鏡，哈哈鏡，魔鏡

cosmetic mirror───化妝鏡

dream mirror───夢幻鏡

heated mirror───加熱式后視鏡

e mirror───電子鏡

雙語使用場景

The primary mirror is 80 cm in diameter, a respectable size even for an observatory on the ground.───主鏡的直徑為80厘米，這一口徑即使在地面天文臺也是很可觀的。

is the distance (usually in mm.) from the lens (or primary mirror) to the point where the telescope is in focus (focal point).───就是從透鏡(或者主反射鏡)到焦點的距離，通常單位是毫米(mm)。

The Hubble's primary mirror, nearly eight feet across.───哈勃望遠鏡的主鏡直徑將近8英尺。

A primary mirror site has good bandwidth, is available 24 hours a day, and has an easy to remember name of the form ftp. . . debian. org.───一個主站有更好的帶寬，每天24小時在線，以及更容易記住的名字，如。

This is the distance (usually in mm. ) from the lens (or primary mirror) to the point where the telescope is in focus (focal point).───就是從透鏡（或者主反射鏡）到焦點的距離，通常單位是毫米（mm）。

The clear aperture of a telescope is the diameter of the objective lens or primary mirror specified in either inches or millimeters (mm).───望遠鏡的孔徑顯然就是物鏡或者主反射鏡的直徑，一般用英寸或者毫米（mm）來表示。

The segmented primary mirror of space-based telescope is controlled by a number of actuators to achieve a required surface shape.───空間望遠鏡分塊式主鏡的面形是由其背后布置的若干致動器控制的，是一個復雜的控制系統。

The brief description is given for the center supports of primary mirror design too.───對主鏡中心支承設計進行了簡要說明；

Card plug green type telescope primary mirror and vice lens can have a variety of different forms, optical properties also different.───卡塞格林式望遠鏡的主鏡和副鏡可以有多種不同的形式，光學性能也有所差異。

英語使用場景

Newtonian and catadioptric telescopes have secondary (or diagonal) mirrors that obstruct a small percentage of light from the primary mirror.

The clear aperture of a telescope is the diameter of the objective lens or primary mirror specified in either inches or millimeters (mm).

Step 2 : Aim the eyepiece at the center of the primary mirror.

The primary mirror. This is the paraboloidal mirror at the bottom of the tube.

A primary mirror site has good bandwidth, is available 24 hours a day, and has an easy to remember name of the form ftp...debian. org.

The twin giant Keck telescopes are situated at 4, 150 meters atop Mauna Kea, one of the world's best astronomical observing sites, and each has a primary mirror that is 10 meters across.