血管密度高的核团包括了脑桥核、下橄榄核簇等与小脑相连系的核团，及楔束核、上橄榄核和展神经核；
The high density nuclei consist of the pontine nuclei, inferior olivary complex and so on which have connections with cerebellum, cuneate nucleus, superior olivary nucleus and abducent nucleus.
结论：腰椎椎间失稳可诱发椎体楔变和骨密度减低，致脊柱后凸畸形及骨质疏松。
Conclusions: Wedging and bone mineral density decreasing of the vertebral body may be induced by spine instability, which contribute to kyphosis and osteoporosis of th spine.
靠近压力加工面部位，硬度较沉积坯提高了45%，拉伸强度较沉积坯提高了40%。双向楔压后孔洞闭合、密度硬度分布都比较均匀。
Compared with those of as-sprayed ring, hardness and tension strength of area near processing face are increased by 45% and 40% respectively.
楔式闸阀利用楔式密封面密封，可通过手轮加载调节密封面贴合的紧密度。
Wedge gate valve take advantage of wedge style dense cover seal up, Can by hand wheel plus carry regulate dense cover paste equal to tightness degree.
楔式闸阀利用楔式密封面密封，可通过手轮加载调节密封面贴合的紧密度。
Wedge gate valve take advantage of wedge style dense cover seal up, Can by hand wheel plus carry regulate dense cover paste equal to tightness degree.
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