Enterprise direction: cement root, hold times, go into the life.
企业方向：巩固基层，把握时代，融入生活。
Conclusion: Calcium phosphate cement has excellent compatibility with soft and hard tissues, it has the potential of being a root canal filling material available for promoting apical closure.
结论：磷酸钙水门汀与软硬组织有良好的相容性，具有促进根尖孔闭合的生物学作用。
The roof of a limestone precomminution storage of the Changchun Shuangyang Cement Mill has been completed currently as the largest span vault root steel structure in our country.
长春市双阳水泥厂石灰石预均化库屋盖是目前国内跨度最大的穹盖钢结构。
The roof of a limestone precomminution storage of the Changchun Shuangyang Cement Mill has been completed currently as the largest span vault root steel structure in our country.
长春市双阳水泥厂石灰石预均化库屋盖是目前国内跨度最大的穹盖钢结构。
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