There was difference in different arms of services.

不同军兵种官兵的健康状况存在差异。

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The landing campaign is a combined operation of many arms of services. One of the most important factors of winning the war is its logistics support system.

登陆战役是诸多兵种联合作战的立体战役，其中登陆作战后勤保障系统是取得战争主动权的重要因素。

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Within the U.S. Senate, the largest operations and support unit is the Sergeant at Arms, which provides a range of services to the Senate and includes the it group.

在美国参议院内，最大型的操作和支持部门是警卫部门，它为参议院提供众多服务，还包含一个IT小组。

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But only a couple of decades ago, Hekmatyar was the largest recipient of CIA-supplied arms and money channeled through Pakistan's intelligence services.

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Moshe Ya'alon, the deputy prime minister, warned that many of the freed men will take up arms again, despite the Israeli security services' best efforts to keep tabs on them.

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The International Traffic in Arms Regulations (ITAR) allow the president to ban foreign sales of military products and services if he deems it in the national interest.

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