80mm

This paper introduced a precision polishing experiment study on H62 (φ 80mm ) brass with traditional precision mechanical polishing method .

本文采用传统的精密机械抛光方法，对H62黄铜（φ80mm）进行了精密抛光实验研究。

Pilot and industrial gasification tests were carried out in a φ 80mm and a φ 3m gas producer .

在φ80mm及φ3m造气炉内进行了试验。

Big sintered bars (Φ 80mm ) for making molybdenum electrodes have been produced in a low-temperature sintering furnace .

介绍了在低温烧结炉中，生产出适于制作钼电极的大规格（Φ80mm）烧结棒的基本工艺。

Velocity of shot 3m / s and distance of slow / rapidness shot 630 / 80mm .

优化的工艺参数应为：浇注温度630℃、压射速度3m/s、慢/快压射距离630/80mm。

The DSP navigation computer volume is 65mm × 80mm × 10mm , which is important for the navigation system to be used widely in small fields .

DSP导航计算机体积仅为65mm×80mm×10mm，对导航系统在小型化领域推广应用具有实际意义。

Under the experiment condition , when motionless height of 100 # SiC particles is 60 ~ 80mm , the cooling power of fluidized bed is in advance of liquid metal , which is gradually decreased on fluidized bed height .

在本实验条件下，100SiC颗粒静态高度为60～80mm时，沸腾流化床在高温阶段的冷却能力优于液态金属，沿着流化床高度方向冷却能力逐渐减弱；

Small-sized branch chipper can be mainly used in cutting area to process branches from 60 ~ 80mm . It requires small volume , simple structure , convenient motion and easy operation . So the design of the structure has its own special place .

小型枝桠削片机主要用于伐区加工直径为60～80mm的枝桠，要求其体积小、结构简单、移动方便和易于操纵，因此在结构设计上有其特殊性。

This study was divided into two parts : the first part was to observe the effect of superfusion of different concentrations of ethanol ( 20 to 80mM ) on induction of corticostriatal LTD in brain slice of dorsal striatum of SD rats and explored the possible mechanism primarily .

本项研究分两部分：第一部分：以SD大鼠背侧纹状体脑片作为研究材料，观察灌流20-80mM的酒精对纹状体突触可塑性的影响，并初步探讨其可能的作用机制。

The blood pressures at 3d after operation followed as : 100 / 70mm Hg in right upper limb , 105 / 80mm Hg in left upper limb , 110 / 70mm Hg in left lower extremity , 115 / 75mm Hg in right extremity .

术后第3天四肢血压分别为：右上肢100/75mmHg、左上肢105/80mmHg、右下肢110/70mmHg、左下肢115/75mmHg。

Reverse insular flap of medial sural cutaneous artery could extend superiorly 60 ~ 80mm from the basis pedicle length of perforating branch of posterior tibial artery , because the free flap pedicle length of perforating branch of posterior tibial artery was as long as 35 ± 14mm .

胫后动脉穿支的血管蒂游离长度为35±14mm，在这基础上可利用参与吻合弓形成的腓肠内侧皮动脉主干，再往上延伸60~80mm，扩大了应用范围。