The structure and dimension of welding pin are the main factors which affects the flow direction of the plastic metal in FSW zone and the quality of the FSW seam.
焊接过程中搅拌焊针的结构形状是影响焊缝区塑性软化材料流动方式的主要因素，从而影响焊缝的成型质量。
It is introduced a puller applied to purification of rare earth (RE) material, according to the float zone (FZ) technics of crystal growing, interprets main structure and characteristic of the puller.
介绍了一种用于稀土金属提纯的单晶炉，根据区熔法提纯单晶的特殊工艺要求，分析了其主要结构及特点。
The Tanlu ductile brittle shear zone is the major structure as passageway for ore fluid and its secondary faults are the main host.
郯庐韧—脆性剪切带是主要的导矿构造，其次级断裂是主要容矿场所。
The main ore-bearing structure are the interlayer-gliding fracture zone, contact area of rock mass and fracture structure, which controlled the shape and the occurrence of orebody.
层间滑动破碎带、岩体接触面和断裂构造是主要的含矿构造，它控制了矿体的形态和产状。
The main works of this paper are about the measurement of the detonation temperature and the internal structure of reaction zone of explosives, which are summarized as follows: 1.
本文主要从以下几个方面对高能炸药爆温及反应区结构进行了研究：1。
The fault structural fracture zone is the main ore-control, ore-bearing structure.
断裂构造破碎带是该地区主要控矿、容矿构造。
The middle(early Himalayan)is the main deformation, characterized by the imbricate thrust structure system, whose west zone shows thrusting from SW toward NE.
中期（喜马拉雅早期）是主变形期，西带显示由SW向NE逆冲，以叠瓦状逆冲构造系统为其特征。
The main ore-controlling structure is Zaiziwan brittle-ductile shear zone.
主控矿构造为寨子湾韧- 脆性剪切构造带。
The northeastward Xiangshui fault zone in this area is the main rock-control and ore-control structure.
区内北东向响水断裂带是主要的控岩和控矿构造。
There are three main interior structure defects in the preparation of aluminum foam with melt foaming process such as free-bubble-layer at the bottom, partial free-bubble-zone and heat crack.
泡沫铝常见的内部缺陷主要有底部无泡层、局部无泡区和内部热裂纹。
There are three main interior structure defects in the preparation of aluminum foam with melt foaming process such as free-bubble-layer at the bottom, partial free-bubble-zone and heat crack.
泡沫铝常见的内部缺陷主要有底部无泡层、局部无泡区和内部热裂纹。
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