tc4
- 网络第四区；四分部专业委员会；第四技术委员会
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第四区
(A) 第一区 ( TC1 ) (B) 第二区 ( TC2 ) (C) 第三区 ( TC3 ) (D) 第四区 ( TC4 )的 C34.a旅行业的团体作业包括前置、参团、团控、 …
四分部专业委员会
...事，交通运输照明与信号专业委员会主任，国际照明学会四分部专业委员会（TC4）中国代表。
第四技术委员会
... Information Processing)的第四技术委员会（TC4），主要从事医学数据处理和生物医学工程研究。
1
SCC of TC4 in hydrochloric acid- methanol solution originates from the bottom of the corrosion pits.
TC4钛合金在盐酸-甲醇溶液中的应力腐蚀裂纹源自点蚀孔底部。
2
It was found that all the impact test specimens cracked along the parent metal of TC4 alloy after impact test.
对焊后试件进行冲击试验研究，冲击试件基本沿母材断裂。
3
The tensile and fatigue properties of TC4 titanium alloy sheet and its laser welded joints were investigated.
研究了TC4钛合金薄板母材及其激光焊接头的拉伸和疲劳性能。
4
By XRD and SEM, the phase composition, microstructure and morphology of TC4 titanium alloy after boronizing were investigated.
通过SEM与XRD研究TC4钛合金渗硼后的组织形貌和物相组成。
5
The characterization of structure strengthening of different shot peening process for TC4-DT titanium alloys was studied.
研究了喷丸强化对TC4-DT钛合金材料组织的强化效果；
6
The fretting fatigue behavior of TC4 titanium alloy was investigated using a cylinder-plane configuration.
研究了TC4钛合金在柱面-平面接触条件下的微动疲劳行为。
7
The results show that with the increase of spinning feed ratio, TC4 titanium surface residual stress also increase.
试验结果表明，随着旋压进给比的增大，TC4钛合金工件表面残余压应力也随之增大；
8
The stress relaxation behavior characters of TC4 alloy and influence of processing factors were studied.
研究了TC4合金应力松弛行为的特徵和工艺因素的影响。
9
TC4 titanium alloy backbone screw has suddenly cracked after being implanted in human body and under its expected life.
TC4钛合金脊柱螺钉在植入人体后，在低于其预期寿命时，发生断裂失效。
10
Electrode loss during TC4 alloy machining is studied from the experiment which copper electrode and copper-tungsten electrode are used.
从试验出发，在相同的条件下，用电火花成型加工方法加工钛合金TC4，分别使用紫铜和铜钨合金电极作对比试验研究。