arch block

It should arch the syrinxe needle to reduce the pain and side injury in block anesthesia of superior posterior alveolar nerve at the begining of the crista infrazygomatica.

在颧下嵴起始处，行上牙槽后神经阻滞麻醉时，应将注射针头弯成弧形，以减少疼痛和副损伤。

Raize to equip the continuous feeding and discharging movement device which can prevent phenomena of stick, arch, bridge and block.

另外，指出了在粉尘治理过程中必须考虑配置防止粘附、起拱、搭桥和堵塞现象的粉尘连续化供排料活动化装置。

Yuqi block is an important gas target of Tahe oilfield in Akekule arch, Tarim Basin.

塔里木盆地阿克库勒凸起北部于奇探区是塔河油区外围重要的油气探区.

Thrust block may bridge the space between the termination of the arch and the foundation rock at the same elevation.

推力墩可以跨在拱脚和同高程的基岩之间。

Rigid Block Ultimate Equilibrium Multiple Item Coefficients Method for Arch Dam Abutment Stability Analysis

拱坝拱座稳定的刚体极限平衡法的分项系数分析