In the paper, the high frequency pulse tube coolers (PTCs) developed for 80 K and below temperature application are introduced.
首先介绍了作者开发的可用于80K及以下温区的高频脉冲管制冷机。
The paper briefly analyzed the DC-flows existing in double-inlet pulse tube cryocoolers (PTCs) and the measures for restraining them.
简要分析了双向进气型脉冲管制冷机中存在的直流现象及其抑制措施；
The effects of 2 g PTCs used are better than those of 4 g PTCs, and the yield of azelaic acid is raised as the amount of potassium permanganate increases.
四丁基溴化铵和四乙基溴化铵的催化效率相当；采用2克相转移催化剂的催化效率大于采用4克催化剂的催化效率；壬二酸的产率随高锰酸钾用量的增加而增加。
The industry's highly skilled workforce is complemented by a network of sophisticated legal, accounting, tax and actuarial advisers, making the Island an ideal home for PTCs.
除业内技术娴熟的劳动力外，还拥有一个尖端的法律、会计、税收和保险精算顾问网络，使该岛成为PTC的理想家园。
All the patients diagnosed as suspicious for malignancy or malignant were advised to undergo an operation, and they turned out to have PTCs regardless of their BRAFV600E mutation status.
所有诊断为可疑恶性肿瘤或恶性肿瘤的患者均建议手术，结果证实为PTC，不论其BRAF V600E突变状态如何。
All the patients diagnosed as suspicious for malignancy or malignant were advised to undergo an operation, and they turned out to have PTCs regardless of their BRAFV600E mutation status.
所有诊断为可疑恶性肿瘤或恶性肿瘤的患者均建议手术，结果证实为PTC，不论其BRAF V600E突变状态如何。
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