空腔

There is one cavea on either side of the nose, which is called "maxillary sinus".

在鼻两侧各有1个,称为"上颌窦"。

Table 1. The values of chambering estimation methods of C. gigas during May to October in 2003.

表一、2003年5月至11月七股養殖區牡蠣殼各項化測量法計算結果。

Three-dimensional(3D)unsteady compressible flow over an open cavity and the relevant aeroacoustics are studied using a hybrid LES-acoustic analogy method.

使用大涡模拟-声学比拟相结合方法,研究三维开式非定常可压缩过流其相关气动声学。

An annular cavity placed around the anode of arcjet was designed to form a regenerative cooling channel on the base of an arc jet.

文在原有电弧加热发动机基础上进行改进，设计了覆盖发动机阳极环形，形成再生冷却通道。

Profile is poriferous cavity, advocate the liner steel that there is Lengza armor plate to be made inside antrum, in order to increases the strength of window of model steel door.

型材为多孔，主内有冷扎钢板制成内衬钢，用以提高塑钢门窗强度。