1) caving popshot
放煤小眼
2) bird's-eye coal
眼球状煤;眼纹煤
3) ommatidia
[英][,ɔmə'tidiəm] [美][,ɑmə'tɪdɪəm]
小眼
1.
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。
2.
3-Eps oblong phase:the Eps lengthened to be brown oblong,the dividing 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。
3.
The compound eyes of insects are the most important photoreceptors,that is composed by some independent ommatidia.
昆虫的复眼是昆虫最重要的光感受器,复眼是由一个个独立的小眼构成的,每个小眼主要是由角膜、晶锥、感杆束、色素细胞、基膜等组成。
4) ommatidium
[英][,ɔmə'tidiəm] [美][,ɑmə'tɪdɪəm]
小眼
1.
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。
5) section coal bin
溜煤眼
1.
0 section coal bin,not only alleviates the relation problem between mining and drifting,but also reduces transportation personnel and lifts driving economic benefit.
开凿0#溜煤眼,不仅缓解采掘关系紧张问题,而且减少运输环节人员,增加经济效益。
2.
The main affect factor of section coal bin jam is analyzed,some methods to solve and prevent the jam problems are put forward.
溜煤眼是运输环节的咽喉,在煤炭运输过程中发挥着重要作用。
6) circularr coal,eye coal
眼煤(地)
补充资料:综采放顶煤
综采放顶煤:厚煤层煤炭开采技术之一。把原来分层开采的煤炭,一次采完。方法是,在煤层底部按传统方法开采,使上面的煤炭在矿压的作用下,自动落下来。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条