Transmission electron microscopy creates images by shooting trillions of electrons through an object and measuring their absorption, deflection and energy loss.

透射电子显微镜呈像的方法是对物体发射万亿电子，测量它们的吸收，偏斜和能量损失。

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Soft references are suitable for use only if the application can tolerate the loss of the softly referenced object.

只有当应用程序可以忍受大量软引用的对象时，软引用才适合使用。

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However, if the object had been slightly larger - 20 to 30 metres (60 to 90ft) across - it could easily have caused extensive damage and loss of life, say researchers.

研究人员说，可是，如果这个物体稍微大一点——直径二十至三十米(60至90英尺)——它可能会轻易地造成广泛的破坏、生命的丧失。

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The campaigners object to the loss of disabled parking spaces as Wiltshire Council plan to create a "European-style piazza" at the centre of the city, claiming the eight spaces in the Guildhall Square are the only places within 250m of the Library, Post Office, and banks.

BBC: Salisbury protesters 'knit it to the man'