Drawing sketches is the basic drill of future engineers.
画图纸是这些准工程师的基础功。
Orthopedic drill tool can be served according to the specific drawing size or sample.
骨科类钻头，工具可以按客户提供的尺寸图、或者样品生产。
Making use of the rig general detecting laboratory to test the deferent maximal feeding force and drawing back force of drill rig, the validity of theoretic accounting value are analyzed in the paper.
利用钻机综合检测实验台测试成品钻机的输出最大给进力和起拔力来检验理论计算结果的正确性。
Methods Randomly selecting severely intracerebral hemorrhagic cases that were proper to hematoma puncture. Using auger to drill into brain, then drawing and aspirating the hematoma.
方法随机选择有适应症的重症脑出血病例，随机选择两种方法之一行血肿穿刺治疗。
Guiding parts, mandrels, calibration rolls, knives, plate cutters, inserts for percussion drills, masonry drill tips, calibration bushes, drawing cheeks, shearing knives, inserts for golfer shoes.
导向部分、心轴、校准轧辊、刀片、倒盘、冲击钻机的衬垫、钻机钻头、校准衬套、拉模夹具、剪刀、高尔夫鞋的衬垫。
The article particularizes the theory, configuration and use ways of turnover drill press clamp under the control of PLC. And finally shows the trapezoid drawing of PLC and hydraulic pressure chart.
详细说明了基于P LC控制的自动翻转夹具的原理、结构和使用方法，并结合实例给出了PLC的梯形图和液压原理图。
The article particularizes the theory, configuration and use ways of turnover drill press clamp under the control of PLC. And finally shows the trapezoid drawing of PLC and hydraulic pressure chart.
详细说明了基于P LC控制的自动翻转夹具的原理、结构和使用方法，并结合实例给出了PLC的梯形图和液压原理图。
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