The principle, composing and application of the 3D grating surface scanning system are discussed.

讨论一种三维光栅面扫描系统的原理、组成及在模具设计和制造中的应用。

youdao

The result from point scanning and surface scanning analysis on both sides and body of sample ZJ1 pointed out that the coin moulds were used for casting bronze coin.

钱范ZJ1的正、反面和胎的点扫描和面扫描分析结果表明，其应为铸造铜钱之范。

youdao

Fractured surface scanning observation showed that the breakage in specimen resulted from the corrosion tunnels generating along slip planes and being torn by tensile stress.

断口扫描观察表明，试样破断是由于腐蚀隧洞沿滑移面生长并受到拉伸撕裂所致。

youdao

After scanning across the whole surface, having previously compiled a relief map of the surface in the usual way, the researchers were able to draw up a map of the binding sites and pinpoint the positions of the antigens to within two or three nanometres.

ECONOMIST: Microscopy

Nasa's efforts to locate MPL are continuing with cameras on board the orbiting probe Mars Global Surveyor scanning the planet's surface.

BBC: Mars probe canyon crash theory