You don't need to spend money on special things, you can project the picture onto an empty white wall just as effectively.

你不必花钱买什么特殊器材也可以同样有效地把画面投影在一面空白墙上.

《简明英汉词典》

The simplest form of projection is a perspective projection.

最简单的投影形式是透视投影.

辞典例句

Radial distances from CP or CL are too short.

从投影中心或投影中线的辐射距离太短.

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Place one of the negative records in the projector object plane.

将负片记录之一放入投影器的物平面内.

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The stereographic projection must be supplemented by other constructions.

赤平极射投影还要有其他的作图方法加以补充.

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This is called an azimuthal projection.

这种投影称作方位投影.

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Many engineers shy away from spherical projection methods.

许多工程师对球面投影法有畏难情绪.

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Equal - area projections are preferred for statistical mapping.

等面积投影通常均优先用于统计制图.

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The rod can be cemented in.

我们可以把投影杆用水泥胶合起来.

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Various types of block projections may be used.

可用各种类型的块体投影.

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Television utilizes the cinematographic projection principle.

电视应用了放映电影的投影原理.

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Mercator might be used by a geologist mapping current directions in Palaeozoic sediment.

地质学家可用麦卡托投影来绘制古生界沉积中的水流方向.

辞典例句

Mrecator might be used by a geologist mapping current directions in palaeozoic sediments.

地质学家可用麦卡托投影来绘制古生界沉积的水流方向.

辞典例句

The working projection plane is taken at the equatorial plane corresponding to the ground surface.

工作投影面为赤道平面―相当于地平面.

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These sources are generally viewed in projection against radio nebulae representing the remnants of supernova outbursts.

这类源一般都投影在超星爆发残骸的射电星云上.

辞典例句