焊接熔观察孔针(3)设置在管件本体上，方便检测焊接进程，控制焊接质量。
The molten observation hole needle (3) is arranged on the pipe fitting body so that a welding progress can be conveniently detected, and the welding quality can be controlled.
并结合以前通过五孔针测量取得的流场进行了分析， 得出了该叶栅中紊流参数的变化规律。
The test Reynolds number based on the incoming flow and the blade chord was 100000. The measured results were analyzed in conjunction with the flow fields mapped by using five hole probe.
每个打孔针组都含有多枚打孔针，这些打孔针围绕驱动轴以辐射形状排列充分地展开，可以为被打上孔的根系通气。
Each tine assembly has a plurality of tines for aeration extending in a substantially radial pattern about the driven shaft.
如果有被污染的血液残留在针的内孔或注射器里，然后有人使用它进行毒品注射的话，残留的血液可能会进入血液循环系统中。
If HIV infected blood remains within the bore (inside) of the needle or in the syringe and someone else then uses it to inject themselves, that blood can be flushed into the bloodstream.
吊钩对准一个打孔时，可以带线过孔，织出纹样里的一针来（译者注，这里正确的描述应该是：每个孔的位置对应一根经线，根据打孔或不打孔决定提或不提起经线，并交织一次）。
When the hooks align with one of the punched holes, they are able able to pass through the hole with a thread, thus creating the required stitch to form the pattern.
裁缝的手指上有个针扎的孔。
现在，观察一下主板上的插槽：该插槽应当有一个盲孔或是一个数字1来指示针1的位置。
Now look at the socket on the motherboard: this socket should have a missing hole or should have a 1 indicating pin one.
他在装有昆虫的盒盖上用针戳了几个孔。
He stuck a needle on to make holes on the lid of the box where he kept the insects.
结果表明：节流孔板是电控共轨喷油器的重要构成部分，既控制着唢油嘴针阀的开启速度，义控制着喷油率的形状。
The results show that, as important components of electronic injector used in common rail system, orifices affect on the open rate of nozzle needle and injection rate shapes.
针齿壳销孔的加工是摆线针轮减速器制造的重要步骤之一。
Pinhole machining of pin gear housing is one of important procedures in manufacturing cycloid speed reducer.
目的：探讨经椎间孔双针穿刺技术在治疗腰椎间盘突出症中的可行性。
Objective: To discuss the feasibility and safety of the the double-needle technique for the treatment of lumbar disk herniation.
但多数情况下，只能采用焊接的方法，将芯线焊在孔形插针的尾部。
However, in most cases, only the use of welding method, cored wire solder in the pin-hole-shaped tail.
球阀是带圆形孔的球体作启闭件， 球阀球体随阀杆转动， 针阀以实现启闭动作。
The valve's disc is ball with hole and driven by stem to open and close.
小儿头皮静脉针与钻孔匹配，注入液体从另一引流孔顺利引流。
Needle match with pinhole, liquid injected was irrigated from another pinhole successfully.
本文介绍了针轮销孔展成技术，给出了刀具齿廓方程、特点及其设计方法。
This paper introduces the generating method and presents equation, characteristics, some design considerations and manufacturing method of tooth profile of the cutter.
将处理器定位，以使针1与盲孔对准，然后放下处理器。
Position the processor so that both pin1 and hole1 match and then place the processor down.
冲压薄壁M形滚针保持架窗孔形状采用圆弧形空刀槽，可以提高产品质量，延长轴承使用寿命。
Adopting are type run-out of tool during pressing the window shape of thin thickness type M needle roller cage, the product quality can be improved & the bearing life can be extended .
第三步，把电缆焊接到针焊接孔上。
The third step, the cable soldered to the pin hole soldering.
第三步，把电缆焊接到针焊接孔上。
如果痛苦没有彻底停止，用18标准尺的针在指甲上钻2到3个孔。
If pain does not completely cease, 2 to 3 holes should be drilled in the nail using an 18 gauge needle.
如果我决定使用针而不是螺栓，规模较小的孔，将钻成孔树脂接受针。
If I decide to use pins instead of bolts, smaller holes will be drilled into the resin holes to accept the pins.
曲轴两端面中心孔的定位方法是，将 曲轴放到该定位划线台滚轮支架的滚轮上，使划针在曲轴两端面上画圆。
The bent shaft is mounted on the roller for positioning the roller brackets of the laying-out table and scriber pictures circle on the two ends of the bent shaft.
另外在连接臂、进针控制器和出孔定位针之间要留有放置骨块的空间。
In addition, space for placing the bone fragment is left between the connecting arm, the inserting needle controller and the orifice positioning needle.
本实用新型公开了一种尾端带中心孔的克氏针，属于外科医疗器械，特别是骨钻的附件。
The utility model discloses a Kirschner pin with a central hole on the tail end, belonging to a surgery medical device, in particular to a fitting for a bone drill.
同一孔再次剌入带线疝针缝合腹横筋膜和脐内侧皱襞修补内环；
Then, punctured needle belt line in the same hole to suture the transverse fascia and the medial umbilical folds to fix the inner ring.
在开口钻内设有一通孔，通孔内设有与其相配合的定位克氏针。
The utility model is characterized in that an open drill is provided with a through hole in which an engaged positioning Kirschner pin is arranged.
针规适用于机械加工中孔径、孔距、内螺纹小径的测量，特别适于弯曲槽宽及模具尺寸的测量。
The pin gauges are used to measure the hole distance, the pitch diameter of the thread, etc.
针规适用于机械加工中孔径、孔距、内螺纹小径的测量，特别适于弯曲槽宽及模具尺寸的测量。
The pin gauges are used to measure the hole distance, the pitch diameter of the thread, etc.
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