复杂的管道可采用建立背压的方法进行清管、测径。
Complex pipe can be established by the method of back pressure pigging, caliper.
操作电脑时将鼠标放置的位置过高，使手腕在操作中需背屈成一个难受的角度，并保持紧张状态，也会引起腕管组织增生。
Computer operation when placing the mouse position is too high, ShiShouWan in operation will back QuCheng a bad Angle, and keep the nervous state, can also cause carpal tunnel tissue hyperplasia.
结果：囊性淋巴管瘤的影像学特征为头颈部两侧或背侧的囊性包块，呈单囊或多囊表现，回声或信号可均匀或不均匀，病变范围可延伸至枕部或肩背部及纵隔。
Results:The cervical lymphangioma in fetus was characterized by a cystic mass, single or multilocular with septations, on the back or both sides of the neck, the echo and signal is uniform or not.
介绍一例：利用管式蒸汽冷却器将背压机排汽加热凝汽机给水，从而提高机组热经济性。
Here an example is: heating the feedwater of condensing turbine by exhaust steam of a back pressure turbine (through tubular steam cooler) to raise the set's heat economy.
在其背侧壁的室管膜下，常可见一锥形神经胶质细胞群，在背侧正中线上伸展。
Beneath the dorsal wall of it, a neuroglia cell cluster in a pyramidal form was often seen, extending dorsally along the median line.
内侧径路经间脑室周、中脑中央灰质、第四脑室底、孤束核—迷走背核复合体、延髓与脊髓中央管周下行。
The other bundle from PVN, the medial, descends through diencephalic periventricular gray, periaqueductal gray, floor of ventricle IV, SVC and medullary-spinal central gray.
在镜片的下侧和背侧，分别装有供氧管和吸痰管，可在暴露声门的同时供氧和吸痰。
An oxygen -supply pipe and suction tube are settled on the bottom and side of tongue-spatula to provide oxygen and absorb phlegm simultaneously on exposure of glottis.
目的：研究国人足背动脉的直径和管壁厚度，为足背动脉置管提供解剖学依据。
Objective: to study the diameters and vessel wall thickness of the dorsalis pedis artery and provide anatomic data for cannulation of the dorsalis pedis artery (CDPA).
本文用透射电镜对大鼠延髓中央管室管膜作了观察，发现延髓中央管室管膜存在构造分区，即中央管背侧部室管膜细胞与腹侧部室管膜细胞在分布和排列上有差异。
Observation of central canal ependyma of medulla oblongata in rat was carried out under transmissive electron microscope in the present study. Tanycytes were found mainly in the dorsal ependyma.
纲后，人邦电网监管反逐步背更具激励性败本加败管造改变，败本加败管造的中口题纲非如何使管造机构核订的无效资产最大化。
At present, China's grids regulation policy has gradually been converted to a more incentive mode of the cost-plus regulation which core issue is how to maximize the regulated asset.
在工艺参数仿真的基础上成功地研制了离子注入型背栅非晶薄膜晶体管，并得到了典型的输出特性。
The ion implanted bottom-gate a-Si TFT has been successfully fabricated on the basis of fabrication simulation. Typical output characteristics and quite high TCC are achieved.
所有大鼠首先行蛛网膜下腔置管，然后在相当于T8椎板水平用做好标记的显微剪刀剪断脊髓的背侧2/3，建立大鼠皮质脊髓束横断损伤模型。
All rats first line of subarachnoid catheter, then the equivalent of T8 vertebral level and marked with micro scissors cut the spinal cord dorsal 2/3 rat corticospinal tract transection injury model.
规格：高背，中背，弯管。
Colles骨折：伤后最初10天该用背侧夹板还是管型石膏？
Colles' fracture: Dorsal splint or complete cast during the first 10 days?
Colles骨折：伤后最初10天该用背侧夹板还是管型石膏？
Colles' fracture: Dorsal splint or complete cast during the first 10 days?
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