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- Improve the process of metallographic test . 完成必要的分析检验。
- The sulfur brittleness on heat shaped Monel was ivestigated by analyzing of metallographic test and energy graphic examination. 镍及镍合金具有优异的耐腐蚀性能,但在高温含硫气体中易腐蚀变脆,产生硫脆现象。
- The whole set of photos are a profuse addition to the current metallographic test photos, and it has momentous practical significance. 该整套图谱对现有的金相检测图谱是一个非常丰富的补充,具有重要的实用意义。
- It is more than one year that metallographic test being replaced by ultrasonic wave measurement is proved feasible and reliable in practical detection vermicular graphite rate. 并通过一年多的实践进一步证明了用声速法代替金相法测蠕墨铸铁蠕化率是可行的、可靠的。
- The microstructrues of 5083 aluminum alloy with different Mg,Ma and Fe content after superplastic deformation were examined by SEM and metallographic test. 采用金相、扫描电镜等检测手段,对不同镁、锰及铁元素含量5083铝合金超塑性变形后微观组织与结构进行观察。
- The fatigue fracture reason of the weld seam at the back supporting rod of the main reductor of an aircraft has been analyzed by fractography and metallographic test. 对某飞机主减速器后撑杆焊缝疲劳断裂原因作了分析。
- The furface crazings are analyzed by metallographic test and electron prob for steel section,and it has been shown that the surface crazings is resulted from heating non regularly for steel section. 应用金相检验、电子探针等手段，对大型型钢表面龟裂进行了分析，结果表明：加热不当是造成型钢表面龟裂的主要原因。
- After visual inspection and metallographic test,analysis and discuss the welding zone cracking reasons for 6061 and A7003 aluminum alloy thin-walled tube after TIG(argon shielded arc) welding. 通过宏观及微观检测,分析了6061铝合金管及A7003铝合金薄壁管经TIG(氩弧)焊后的焊接区开裂的原因。
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- Metallographic test for spheroidal graphite cast iron 球墨铸铁金相检验
- Keywords sorbite percentage;metallographic test method; 索氏体含量;金相检验方法;
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- APPLICATION OF THE AUTOMATIC POLISH-GRINDING MACHINE IN METALLOGRAPHIC TEST 自动磨抛机在金相检验中的应用
- It will be wise to go over your test paper again. 还是把您的考卷再检查一遍的好。
- Let us show you to see the engine to test. 让我们指给你看要测试的发动机。
- He is answering the test paper busily. 他正忙着答考试卷。
- Don't tumble down on this easy test. 这次考试不难，你可别考砸了。
- In metallography testing laboratory, during the metallography sample prepare course, sample's pre-rubbing, polishing, and grinding are many indispensable procedures. 一.;产品用途：在金相试验室，金相试样制备过程中，试样的预磨、抛光、研磨、是多道必不可少的程序。
- Tomorrow we'll have a history test. 明天我们将进行历史测验。
