一段体

昌黎民歌的曲式多为四句结构的一段体，最常用的音组是276，其歌词结构符合汉民歌的一般规律，衬字、衬句运用较多。

The most common sound group is 2 7 6 . Its structure is in line with the general rule of Chinese folk song lyrics . Ornamental words and tunes are frequently used .

每组2只动物行KOM一段式种植体即刻种植愈合过程观察；动物分别于术后1、2、3个月各处死2只行大体标本观察、X线片、光镜、扫描电镜观察；

Materials and Methods : Six dogs were divided into 3 groups for research , animals were killed randomly at 1 month , 2 months , 3 months to evaluate the immediate implantation healing process with general observation , X-ray , LM , SEM .

埕岛东斜坡地区东三段至沙一段的沉积砂体成岩作用阶段基本已进入晚成岩A、B期。

The diagenesis of the ED3 and ES , sandstone has been evoluted to late diagenesis A and B stage , with mainly primary pores and secondary solved pores .

一个基于段的体涂塑切割算法

A Segment Based Cutting Algorithm for Volume Rendering

结果：术后每一时间段涂层植入体界面抗剪强度均显著高于非涂层者。

Result : Isogradient HA-coated implants had a greater average interface shear strength than the uncoated ones at each time span .

通过建立数值模型，模拟计算出连续梁施工阶段的变形情况，准确的预报出施工下一节段的梁体标高，使该桥合龙误差和梁体线形、应力符合设计要求。

By establishing numerical model , the paper simulated and calculated the deformation in construction stage of continuous bridge . It also forecasted the beam elevation of next construction period accurately , which made the closure error , linear beam and stress conform design requirements .