甲壳类
- 与 甲壳类 相关的网络例句 [注：此内容来源于网络，仅供参考]
-
"Beetle:any of numerous insects of the order Coleoptera, having biting mouthparts and forewings modified to form horny coverings that protect the underlying pair of membranous hind wings when at rest."
甲虫：一种甲壳虫类昆虫，具有锐利的嘴部和可变为角质形式的前翼，用来保护休息时收在它下面的一对很薄的后翼。
-
Large family of bark-boring or wood-boring short-beaked beetles; very destructive to forest and fruit trees.
蛀树皮或蛀木头短嘴的甲壳虫类；对森林和水果数破坏严重。
-
This paper dealt with the anti-mutation experiment of white wax scale and analysis of main functional factors.
对白蜡虫的抗突变功能进行实验研究，并分析了甲壳素、多糖、维生素和黄酮类等。
- 推荐网络例句
-
It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
-
The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
-
The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。