虽然所有护照几乎都遵循了国际民用航空组织制定的标准，但每个国家执行规范时却略有差异。
Although all new passports conform, more or less, to standards laid down by the International Civil Aviation Organisation, each country implements the requirements somewhat differently.
阿克曼建议旅客选择来自工业化国家的航空公司，因为它们的安全标准往往是最缜密的。
Mr. Ackerman advises travelers to limit their air travel to carriers from industrialized countries because they tend to have the most thorough security standards.
简述钛合金大应力持久性能的研究过程及其在航空行业标准和国家军用标准中的应用情况。
The research of high stress endurance property of titanium alloy, and application for Aeronautical department standard and national military standard were described.
公司产品按照DIN、EN、IEC、ISO等国际标准和国家级航天、航空专业标准进行生产，并通过权威机构的认证和验收。
Company products according to din, en IEC, ISOetc, international standards and national and aerospace, aviation professional standard, and through the authentication and acceptance of authority.
是一家生产国家军用标准、航空工业标准、统一螺纹标准等系列的钢丝螺套及各种配套工具的专业厂家。
It's a professional manufacturer of wire thread inserts according to National Military Standard, Aviation Industry Standard and Unified thread Standard and it also makes all kinds of related tools.
是一家生产国家军用标准、航空工业标准、统一螺纹标准等系列的钢丝螺套及各种配套工具的专业厂家。
It's a professional manufacturer of wire thread inserts according to National Military Standard, Aviation Industry Standard and Unified thread Standard and it also makes all kinds of related tools.
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