The H-1 upgrade program is the United States Marine Corps's program to develop the AH-1Z Viper and UH-1Y Venom military helicopters to replace its aging fleets of AH-1W SuperCobras and UH-1N Twin Hueys.

2025年1月15日 · The Department of Homeland Security’s H-1B final rule and H-2 final rule take effect on Friday, January 17, 2025, modernizing and improving requirements for the H-1B nonimmigrant and H-2 nonimmigrant visa programs.

H-1签证是美国的临时工作签证。 凭借H-1签证，您可以在美国雇主处获得临时工作。 您的H-1签证通常在特定时间段内有效。 通常情况下，H-1签证将在到期前最多使用六年。 H-1签证类别中有五个特定签证，包括： 这是该类别中最受欢迎的签证。 当有人谈论在美国使用H-1签证工作时，他们通常会说话 关于H-1B签证。 此类别中的其他两种签证类型仅适用于一小部分人。 如果您是拥有智利或新加坡公民身份的专业人士，那么您可能有资格获得H-1B1签证。 该签证是智利，新加坡 …

H-1 vans offer both style and huge versatility. A 5-seater window van provides plenty of space for luggage, while a 3-seater panel van allows room for up to 800kg of cargo. The remodeled interior, with a horizontal layout providing a wide, open feel, achieves the highest levels of design.

The H-1B program applies to employers seeking to hire nonimmigrant aliens as workers in specialty occupations or as fashion models of distinguished merit and ability. A specialty occupation is one that requires the application of a body of highly specialized knowledge and the attainment of at least a bachelor’s degree or its equivalent.

2025年2月5日 · Alert: USCIS announced that the initial registration period for the fiscal year 2026 H-1B cap will open at noon Eastern on March 7 and run through noon Eastern on March 24, 2025. During this period, prospective petitioners and representatives must use a USCIS online account to register each beneficiary electronically for the selection process ...

2025年1月24日 · The following information addresses common questions by individuals in H-1B nonimmigrant status, particularly related to applying for lawful permanent resident (LPR) status, job changes or terminations, international travel, and …

气体流量（or 流速）单位h-1是什么意思？ 怎么换算流量是指气体流动过程中，单位时间内通过任一截面的气体量。 流量有两种方式来表示，即体积流量和质量流量。

The Hughes H-1 Racer is a racing aircraft built by Hughes Aircraft in 1935. Using different wings, it set both a world airspeed record and a transcontinental speed record across the United States.

H-1液体火箭发动机八台并联用做美国“土星1号”和“土星1B”运载火箭的第一级动力装置。该发动机由美国洛克达因公司（Rocketdyne）于1958年～1961 年研制。推进剂为液氧和煤油（RP-1）。采用燃气发生器循环，泵压式供应系统。