Regarding the reciprocal lattice primitive cells basic vectors as two line space basic vectors, this paper finds a new matrix method to work out the reciprocal lattice primitive cell.

视正格子原胞基矢和倒格子原胞基矢为线性空间的两个基底，提出了求解倒格子原胞的一种新的矩阵算法。

It is proved that the volume of Brillouin zone and that of the reciprocal lattice primitive cell are equal for BCC lattice and FCC lattice in three dimensions by a simple mathematical method.

用简单数学方法就体心立方晶格和面心立方晶格证明了三维情况下布里渊区体积等于倒格子原胞体积。

Microscopically, the granulosa cell tumor attempts to form structures that resemble primitive follicles, as seen at the left. Most of these tumors are histologically benign, but some are malignant.

镜下，颗粒细胞瘤趋向于形成类似于原始的滤泡的结构，如图左示。大多数在组织学上呈良性，但一些是恶性的。

IN ALL BIOLOGICAL SYSTEMS, FROM THE most primitive to the most advanced, the basic building block is the cell.

从最低等到最高等的生物体，细胞都是最基本的结构单位。

Microscopically, the granulosa cell tumor attempts to form structures that resemble primitive follicles, as seen at the left.

镜下，颗粒细胞瘤趋向于形成类似于原始的滤泡的结构，如图左示。

The first step results in a primitive and highly versatile cell. This intermediary is then guided to mature into whatever cell type scientists want.

第一步，获得原始的多功能细胞，第二，这种细胞可以被引导成任何科学家想要的细胞类型。

At higher magnification, an ovarian granulosa cell tumor has nests of cells which are forming primitive follicles.

高倍镜示：卵巢颗粒细胞瘤有形成原始滤泡的细胞巢。

Conclusion UESL is a rare childhood malignant tumor of the liver, which may arise from primitive mesenchymal cell and reveals poor prognosis.

结论肝未分化(胚胎性)肉瘤好发于儿童，具有独特的临床病理特点，可能起源于原始间质细胞，为预后较差之儿童肝肿瘤。

Conclusions SPTP may originate from primitive multipotent stem cell. The differential diagnosis should be made from other tumors of the pancreas.

结论SPTP可能起源于胰腺原始多潜能干细胞，诊断上须与胰腺其它良恶性肿瘤相鉴别。

The presence of variable Numbers of intratumoral lymphocytes and primitive round cell areas are the unique defining features for this tumor.

大量淋巴细胞浸润和原始圆细胞区是该肿瘤特征表现。

Mycosis fungoides (MF), the most common primitive cutaneous T-cell lymphoma, can undergo transformation in about 10% of cases.

蕈样霉菌病（MF）是最常见的皮肤原发性T细胞淋巴瘤，约10%的病例可发生转化。

Smears from kidney and spleen revealed three stages of blood cell development:the primitive stage, the immature stage and the mature stage.

印迹涂片显示：草鱼肾脏和脾脏内血细胞的发育过程大致经历了三个阶段，即原始阶段、幼稚阶段、成熟阶段。