头锯

Methods:The bony landmarks of pterygopalatine fossa in 40 dry skulls were measured and 10 corpses (20 sides) of skull were dissected.Results:The distances from anterior nasal spur to sphenopalatine foramen,to foramen rotundum and to pterygoepalatine fissure were 62.3±2.7 mm,64.2±4.8 mm and 51.5±0.6 mm respectively.

对40例干性颅骨进行了骨性标志的观察，同时对10例20侧成人尸头标本按中线锯开后进行解剖，观察翼腭窝周围组织结构及毗邻关系，并测量了有关的数据。

Otherwise but he just says when lion comes to ask a farmer once again, he thinks that lion marries self daughter very suitable, lion must draw out first getting rid of a tooth , chop away a talon, can not marry the daughter to him, because of the girl is fear of these things.

当狮子再次上门时，他便说于狮子听，女儿与它很合适，但碍于女儿很害怕它的牙齿与爪子，要求把牙齿与爪子都锯去。狮子一时被爱情冲晕了头，照办。从此，农夫再也瞧不起狮子，更不怕它了。

Main devices of heat treatment line: step quenching and tempering furnaces, hi-pressure water descaling unit, spray quenching unit , three-roller and three-unit sizing machine of OD 550mm, hot-straightening device of OD 273mm, cold-straightening device of OD 273mm, normalizing cold-bed, pipe-body transverse and longitudinal EMI thicknesser, pipe-end MPI machine, on-line measuring/stenciling machine, sampling saw, 80Mpa hydrostatic testing machine, UT device, cutter-head and chamfering machine, painting devices.

热处理线主要设备：步进式淬火炉和回火炉、高压水除鳞装置、喷淋式淬火装置、φ550三辊三机架定径机、φ273温矫直机、φ273冷矫直机、正火冷床、管体纵横向漏磁探伤测厚机、管端磁粉探伤机、在线测长/喷印机、取样锯、80MPa水压试验机、超声波探伤机、铣头倒棱机、涂漆装置。

Is a professional diamond tools production plant, product selection of high quality diamond and cubic boron nitride refined form, the variety many, the specification entire, the product has assorted diamond file, large sheet filing, grinding, grinding head, grinding wheel, saw blade, grinding wheel, carbide rotary burrs, grinding, hole drilling, Wire Saw, File, natural diamond grinding wheel cutter, metal pens and diamond polishing paste, oilstone, and the system for various types of non-standard shaped diamond Tools product line.

江苏锋菱超硬工具有限公司是一个生产金刚石工具的专业化工厂，产品选用优质金刚石和立方氮化硼精制而成，品种多，规格全，产品有金刚石什锦锉、大板锉、磨针、磨头、砂轮、锯片、磨轮、硬质合金旋转锉、磨盘、孔钻、绳锯、锉刀、天然金刚石砂轮刀、金属笔及金刚石研磨膏、油石等，并承制各类非标异型金刚石工具系列产品。

There, on the outside wall, we saw the end of file, sawing in and out, cutting through the brick.

顺着他指的方向我们看到在界墙上有个锉刀头在一进一出地锉动，将砖头锯断。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。