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1·Maybe my paper should write about those opaque plastic bottles.

也许我的论文应该写那些不透光的塑料瓶。

2·Goldenrod paper Opaque orange paper on which film negative is assembled for plate -making.

橙色不透明、拼负片大版用的基纸。

3·A method to measure thermal diffusivity of opaque materials by a laser photothermal scattering technique is introduced in this paper.

报道了一种用激光光热散射技术测量不透明材料热扩散率的方法。

4·A method to measure thermal diffusivity of opaque materials by a laser photothermal radiometry technique is introduced in this paper.

报道了一种用激光光热辐射技术测量不透明材料热扩散率的方法。

5·Goldenrod paper: Opaque orange paper on which film negative is assembled for plate -making.

黄花纸：橙色不透明、拼负片大版用的基纸。

6·If the paper is not sufficiently opaque, printed material will show through from the other side.

若纸的不透明度低，印纹便影现纸的另一面。

7·The paper stated that this measuring system can also be used to measure the area of irregular large opaque planes.

文章指出，该测量系统还可用来测量不规则、大面积、不透明平面的面积。

8·In this paper, the present status of the research of opaque glaze, opacification mechanism and common opacifying agent were discussed, and some ceramists' research findings were overviewed.

本文阐述了乳浊釉的国内外研究现状、乳浊机理和常用乳浊剂，综述了一些陶瓷工作者的研究成果。