When rotation speed is low, factors effecting soil delivering resistance are the soil volume carried by the vane and the spiral angle of drill.
采用两种不同螺旋角钻具对粘土进行输土实验，对比阻力结果证明了理论的正确性。
It can increase the hole inclination Angle range and drill elevation Angle holes, while setting the top drive power head and hole top plate toward the opposite direction.
动力头及孔口板调转方向，可直接钻凿仰孔，大大增加钻孔倾角范围。
The device is posterior cutter grinding to drill in cone surface grinding method that it can vouch for drill with reasonable back Angle, and symmetry precision is high.
本装置采用圆锥表面磨法对钻头进行后面刃磨，可保证磨出的钻头具有合理的后角，对称精度高。
This is the best working Angle to prepare the notch, drill the tibial tunnel, and initiate the femoral guide pin before fully flexing the knee.
这是准备髁间切迹、建立胫骨隧道、在完全屈膝前放置股骨导针的最佳工作角度。
Our company mainly specialized in: electric hammer, electric drill, Angle grinder, electric-ho, rechargeable electric drill series.
本公司主要经营：电锤，电钻，角磨机，电镐，充电式电钻系列。
In this test, the drills life is also enaged in. The result showed that the top Angle of drill is influenced remarkably for the drill life.
在此基础上，对较优的钻型初选了顶角和后角对钻头寿命的影响进行了试验，结果表明，顶角对寿命的影响显著。
The drill was fixed on the base of the stator with an Angle to form a longitudinal-bending vibration converter.
该压电钻将钻头斜向安装在定子基体上，形成一个纵弯模态转换器。
Nc equipment tower: main products are nc machining automatic production line, nc Angle Angle, CNC machining semi-automatic production line, nc drill connecting Angle plate processing equipment, etc.
铁塔数控加工设备：主要产品有数控角钢加工全自动生产线、数控角钢加工半自动生产线、数控角钢钻孔生产线、数控联接板加工设备等。
Point angles at outer corner and chisel edge corner are proposed to be used as the drill design parameters to determine the type uniquely and the relief Angle is used as a supplement parameter.
针对该钻型的特点，提出用钻尖主刃的外缘和横刃转点处的锋角作为其设计参数值。
Production of electrical tools, such as electric drills impact, Angle Angle grinder, saw, electric drill and curves.
生产各类电动工具，如冲击电钻，角向磨光机、电钻和曲线锯等。
Spiral bevel gears are usually used to improve the bearing capacity of the Angle transmission gears on drill RIGS.
在钻机里常采用弧齿圆锥齿轮提高角传动齿轮承载能力。
This paper analyses that tip Angle of drill bit influences on cutting capability and life of twist drill, when the material and shape of work piece is different.
分析了工件材料、形状不同时，钻尖顶角的大小对麻花钻切削性能及寿命的影响，介绍了麻花钻的钻尖顶角的选择。
The model includes of important characteristics of drill bit and drilling operation, i. e. sectional geometrical property of drill, spiral Angle, speed and cutting force created during drilling.
该模型包括了钻头以及钻削操作的重要特性，即钻头的截面几何特征、螺旋角、转速和钻削过程中产生的切削力。
Some methods and measures were presented to pledge the twist drill to have high efficacy at practical Angle.
同时，从实用的角度提出其它一些方法和措施以保证钻头真正发挥其应有的效能。
A clamping center Angle and the sharp Angle center of the clamped drill are positioned on the same shaft center, and the gauges are provided with indication graduations.
其实质是该磨钻头活动卡规是由主卡规和副卡规构成，卡心角与被卡钻头的锋角心位于同一条轴心上并在其卡规上设有指示刻度。
Every customer has difference in the type of drill bits, such as length, helical angle and others.
每个公司要的钻头的形式有区别，长度、螺旋角等各不相同。
On the contrary, the back well drill method is from bottom to top, which is suitable for the small inclined Angle, but not for the large shaft section.
反井法施工斜井为自下而上进行，适合倾角不大的斜井施工，但不适宜运用于断面较大的斜井。
Our main products are electric drill, marble cutter, angle grinder, rotary hammer, pipe dredger, etc.
主要产品有手电钻、石材切割机、角向磨光机、电锤、管道疏通器等。
Production of electrical tools, such as electric drills impact, angle angle grinder, saw, electric drill and curves.
那是一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。
Production of electrical tools, such as electric drills impact, angle angle grinder, saw, electric drill and curves.
那是一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。
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