microblepharism
基本释义:
小眼睑
网络释义
1)microblepharism,小眼睑
2)ommatidia,小眼
3)ommatidium,小眼
4)Slimhole drilling,小眼钻井
5)slim hole,小眼并
6)slim hole,小眼井
用法和例句
The results indicated that the compound eye with a shape of half sphere,located on the lateral upsides of its head,was composed of 3 600 ommatidia in both sexes.
结果发现:(1)其复眼呈半球形,位于头部两侧,略成"八"字形排列,单个复眼约由3600个小眼组成,最前和最后小眼之间的夹角约为180°,最上和最下小眼之间的夹角约200°;(2)小眼主要由角膜、晶锥和6~8个小网膜细胞、基膜组成,外围环绕有2个初级虹膜色素细胞和6个次级虹膜色素细胞,基膜处有色素颗粒分布;(3)暗适应时,晶锥开裂程度较大,远端5~7个网膜细胞核向远端移动,与晶锥近端相接或接近,次级虹膜色素颗粒亦向远端移动包围晶锥;明适应时,晶锥开裂程度小或闭合,远端网膜细胞核向近端移动,透明带显现,大部分次级虹膜色素颗粒亦向近端移动分布在小网膜细胞柱周围,包被透明带;(4)在相同的明、暗适应下,雌、雄成虫复眼的显微结构无明显差异。
3-Eps oblong phase:the Eps lengthened to be brown oblong,the piding lines of ommatidia appeared.
刚孵出幼体的复眼呈黑色半球形,着生在粗短的眼柄原基上,小眼表面观呈六边形。
An ommatidium is composed of transparency area and photonasty area;the transparency area is made up of cuticular cone and aperture,but photonasty area includes retinular cells and a lot of pigment cells.
结果表明,中国鲎复眼表面覆盖角膜层,外形呈半球形,由800~1 200个小眼组成,组成复眼的小眼面均为椭圆形。
The slim hole technology and problems in re-entry in Zhongyuan Oilfield;
老井重钻小眼井技术特点及问题分析
Since 1995,sidetracking operations have been conducted in Zhongyuan Oilfield,and a set of perfect slim hole sidetracking technology has been formed.
中原油田自１９９５年以来开始进行了老井开窗侧钻小眼井技术，数年的努力形成了一套完善工艺。
This paper expounds key techniques during the operation process which include 139 7 casing window technique, slim hole trajectory control, accidental refilling, open hole sidetracking and slim hole fishing technique, etc.
本文详述了该井施工过程中的重点工艺技术，包括１３９７套管开窗技术、小眼井轨迹控制技术、小眼井事故填井裸眼侧钻技术及小眼井落鱼打捞技术等。
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