... narrow tee 小口径三通 narrow-bore tube 小直径管。细管 National Association of Refrigeration Warehouse (NARW)（美国）国家冷藏库协会 ...
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小直径管坯 small-sized billet for tube-making
小直径管供热系统 small bore heating system
小直径油管柱 macaroni string ; macaronitubingstring
小直径油管修井机 macaroni rig
最小血管直径 minimal lumen diameter ; minimal luminal diameter ; MLD
在最小管腔直径 minimum lumen diameter ; MLD
即时最小管腔直径 Minimal lumen diameter ; MLD
压力差和最小血管直径 minimal lumen diameter ; MLD
靶病变最小管腔直径 minimum lumen diameter ; MLD
简要评述小直径管对接焊缝射线照相的特点、方法以及现行技术规定。
The status of the radiographic technology for the butt-welded joints in small diameter tubes are re-viewed briefly. The key points are discussed for the development of radiographic technology.
计算机小直径管三维设计，其效率是传统手工设计的数十倍，数据准确、可靠，在施工中收到较好的效果。
The 3-d CAD design of small-sized pipe has the efficiency 10 times over the traditional manual design with accurate and reliable data, which has obtained better results during construction.
介绍了回采巷道复合顶板条件下采用小直径管缝式锚杆加钢筋梯式组合网支护的原理、方法和取得的经济效果。
The paper introduced the principle and methods of supporting combined the slit wedge bolt in small diameter with steel reinforcement in roadway with compound roof, and obtained economic effects.
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