Canopy with brick tower Corbel Shi Sanceng out, bottom - up four - and eighth - out water chestnut son of teeth.塔檐用砖砌叠涩挑出十三层, 从下往上四层和第八层挑出菱角牙子.a thick canopy of branches芸芸如华盖的树枝To the south Sycamore trees create a tall ,...
There was a waterproof canopy over the platform.台上有不透水的罩篷.They lay down under a canopy of stars.他们躺在繁星点点的天幕下.The trees formed such a dense canopy that all beneath was a deep carpet of pine-needles.树冠浓密，覆盖着厚厚一层松针。...
蒸发的物质能再凝结, 形成新的粒子.Evaporated material can recondense, forming new particles.吸气离子泵通过剩余气体与蒸发的金属之间的化学反应减少了内腔的压力.Getter - ion pumps decrease chamber pressure by chemical reaction of residual gases with an evaporated metal.它通...
为了尽量减少表面的反射损失,应该把这些滤色镜胶合在一起.The filters should be cemented together, thus minimizing the surface reflection losses.滤色镜的选择必须利用固有光谱.Filter selection is made using inherent spectra.还可使用滤色镜以达到同样效果.Lens filters are used for t...