The anchorage quality, the loading status and the bolt integrity are of most concerned in the field.
锚杆的锚固质量、承载状态和完整性是该领域的研究重点。
The field experiment of rockbolt nondestructive detection was selected in Chacheng Mine, the results perform the dynamical characteristics of prestressed bolt supporting system.
在垞城矿进行了预应力锚杆的现场无损检测试验。试验结果表明：数值模拟结果真实地反映了预应力锚杆支护系统的动力特征。
According to actual case of thermal recovery in oil field, strengths were checked on pretighten force and working state, and the rigidity was test for failure bolt.
根据油田热采现场的实际应用情况，对失效螺栓进行了预紧状态以及操作状态的强度校核，并进行了硬度测试。
A bolt struck a tall chinaberry tree at the edge of the field. It filled all visible space with a blinding glare and the crash seemed to invade the very boards they stood upon.
突然，一个闪电击中了田边的一棵楝树，顿时满眼刺眼的光亮，炸裂声似乎要侵入他们脚下的地板。
The utility model relates to a strong anchor bolt, belongs to the technology field of construction and decoration fastener.
本实用新型涉及一种强力锚栓，属于建筑装饰紧固件技术领域。
Objective To excogitate Alisma orientate (Sam.) Juzep. flower bolt cultivating and standardization cultivating technology of field planting management.
目的研究出泽泻花苔培育与田间规范化栽培管理技术。
Flanges may be made by sections; joints shall be beveled and field welded; bolt holes of two connecting flanges must be drilled together.
法兰允许按箱体分段制作固焊；接头处打坡口，工地拼接；法兰板连接孔须两两配钻制孔。
The utility model discloses a semi-automatic bolt for a window (door), belonging to the field of architectural hardware.
一种半自动门窗插销，属于一种建筑五金材料。
The utility model comprises a support frame provided with a base, a hollow field rod fixed integrative with the support frame through a fixed bolt capable of passing through one end mounting hole;
本实用新型的构成包括：设置有底座的支撑架、通过可径向穿过其一端安装孔 的固定栓与所述的支撑架固定为一体的空心标杆；
The utility model comprises a support frame provided with a base, a hollow field rod fixed integrative with the support frame through a fixed bolt capable of passing through one end mounting hole;
本实用新型的构成包括：设置有底座的支撑架、通过可径向穿过其一端安装孔 的固定栓与所述的支撑架固定为一体的空心标杆；
应用推荐