The utility model relates to a single-purpose sketch clamp device for drawing from nature, comprising an upper cover, a lower cover and spring sheets.

On Teaching for Drawing Landscape Gouache from Nature

浅谈水粉风景画写生教学

Drawing landscape gouache from nature is widely applied into teaching for its simple material and convenient carrying.

水粉风景画写生，因材料简单、携带方便被广泛应用于教学。

Late Cenozoic Crocodilia fossils from Jiangsu

江苏晚新生代的几种鳄类化石

The crocodile is a general term of animals of Crocodilia, Reptilia, which have high economic and medical value.

鳄鱼是脊索动物门爬行纲鳄目动物的通称。鳄鱼不仅具有良好的经济价值，还有极高的药用价值。

The seas store heat and release it gradually during cold periods

海洋储存热量，并在寒冷季节里慢慢地把它释放出来。

He was found guilty and given a conditional discharge.

他被判定有罪并被判处有条件的释放。

They are demanding the release of all political prisoners.

他们正在要求释放所有的政治犯。

They are calling for the release of the hostages on humanitarian grounds.

他们站在人道主义立场要求释放人质。

He was released on the orders of the President.

遵照总统的指示，他被释放了。

He was released on$ 5 000 bond.

他以5000元取保释放。

After being questioned by the police, she was released without charge.

她被警察传讯后无罪释放。

It lets sunlight in but doesn't let heat out

它吸收阳光，但并不释放热量。

The release of prisoners was used as a bargaining chip.

释放战俘被用作讨价还价的筹码。

The hijackers agreed to free a further ten hostages.

劫持者已同意再释放十名人质。

The energy is released by combustion on the application of a match

火柴点燃后在燃烧过程中释放能量。

They refused to release their hostages unless certain conditions were met.

除非某些条件得到满足，否则他们不会释放人质。

She commanded the release of the prisoners.

她下令释放囚犯。

There was none of the drama and relief of a hostage release

丝毫没有释放人质时的那种激动和如释重负的感觉。

He was conditionally discharged after admitting the theft.

他承认偷盗行为后被有条件地释放了。

Without help, many released prisoners will reoffend.

如果得不到帮助，很多获得释放的囚犯就会重蹈复辙。