查询词典 tracing thread

Case of sample with 10cm length, weighing about 1/2 of two adjacent fabrics, put it between two adjacent fabrics (single-fibre cloth)each measuring 10 cm × 2cm, so as to make the sample thin layer, and sew roughly its four sides with white cotton sewing thread.

当样本为10厘米长情形时，称重约两个毗连织布1 / 2的重量，把它放在两个大小为10厘米× 2厘米毗连织布中间，以确保样本层的细薄，然后用白棉缝纫线粗略地缝制四周。

Like looking into Grandma's sewing basket - which he upset, scattering thread and buttons all over the floor.

像研究祖母那个被它搅乱的缝纫框-线和扣子散落满满一地。

Like looking into Grandma's sewing basket—which he upset, scattering thread and buttons all over the floor.

比如探视奶奶的针线筐——他把它弄翻，把线、扣子撒了一地。

The screw-down nuts contain special disc-type springs to avoid any clearance in the thread (mechanical counterbalance system).

screw-down 坚果包含特别disc-type 春天避免任一清除在螺纹。

In the seventh chapter, 3500mm heavy and medium plate mill screw-down drive thread pair dynamic twist micro-dimensional behavior is discussed, and the statically determinate position control method is given out.

第七章论述3500mm中厚板轧机压下传动螺纹副轴线错移和交叉微尺度行为及静定定位控制法。

Modern rolling mill running with heavy-duty and high-speed, due to resolve rolling mill roller bearing longevity shortenning and burning problem,against the traditional thoughts of "random phenomenon" and "offsetting roll system position", the new thoughts of relation between rolling mill 1mm~1um micro-dimensional behavior and load characteristic of rolling mill roller bearing and screw-down drive thread pair, is developed.

现代轧机在重载、高速运行中，对轧机设计理论无法解决的轧机滚动轴承短寿烧损难题，挑战&随机现象&和&偏移距辊系定位&学术成见，开辟了探索轧机辊系1mm～1μm微尺度行为与轧机滚动轴承和压下传动螺纹副承载特性有关的新思路与方法。

These induced in transitional zone piercement of drill pipe and many screw thread failures of tool joint.

塔里木油田山前构造带地质结构复杂，同时强化钻井技术在塔里木油田得到应用，使得钻具在井下的使用环境恶劣，钻具工况复杂，导致塔里木油田钻杆加厚过渡带刺漏和钻具螺纹失效事故较多。

Cut a female screw thread with a tap.

用活栓切一条螺母线。

Methods 34 cases were divided into three group:traction group:6 cases,fixed by hollow screw thread;nail group:16 cases;artifical joint group:12 cases.

方法将34例老年股骨颈骨折分为牵引组、空心螺纹钉治疗组、人工关节治疗组，其中牵引组6例，空心螺纹钉组16例、人工关节组12例。

Therefore, in order to enable the screw to smoke, Pai oil separated from the mouth, the screw thread section of the length of at least larger than a lead.

因此，为了使螺杆能吸、排油口分隔开来，螺杆的螺纹段的长度至少要大于一个导程。从上述工作原理可以看出，螺杆泵有以下优点

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48