常見例句雙語(yǔ)例句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(yuǎn)鏡的孔逕顯然就是物鏡或者主反射鏡的直逕，一般用英寸或者毫米(mm)來(lái)表示。So this is very, very low-cost to buy, and actually, the objective lens in the microscope, the very powerful lens we use to image the atoms, is also from a CD player.購(gòu)買的成本是非常，非常低的，而實(shí)際上，顯微鏡上的物鏡，我們用來(lái)觀看原子圖像的非常強(qiáng)大的鏡頭， 也都從CD播放機(jī)拆下來(lái)的。If the objective lens is closer to the compact disk than the focal length of the object lens, then the cylindrical lens creates an elliptical image on the photodetector array.如果物鏡與光磐之間的距離短於物鏡的焦距，柱麪透鏡就會(huì)使在光電探測(cè)器陣列上的成像變成橢圓影像。hf27.com權(quán)威例句This perspective has allowed me to view our own system through a more objective lens, and what I see is a country that increasingly drives away its own businesses and paralyzes its most innovative companies.FORBES: American Exceptionalism Means Politicians Who Take Responsibility and Face Our Problems 返回 objective lens