According to the gun position on the understanding and mastering the standard higher skilled positions;

对据枪姿势理解和掌握，姿势标准较熟练；

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After gained the key data on cant of trunnions etc, gun terminal set will finish the count automatically on loading data and transmitting to the showing system of the gun position.

在获得耳轴倾斜角等关键数据后，火炮终端机将自动完成装定诸元的计算并传送到炮位显示系统。

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The battlefield environment becomes worse and worse and the electromagnetic environment is complicated, which requires the gun position radar has favorable ability to adapt the environment.

战场环境的不断恶化和电磁环境自身的复杂，要求炮位雷达具有良好的环境适应能力。

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They look like an extra-large version of the World War Two jeep, but enclosed, with small blast-proof windows, a protected machine gun position on top and a variety of high-tech gear inside and out.

VOA: standard.2009.11.02

Avid defenders of the Second Amendment right to bear arms believe that it is precisely because of their desire to protect their own children that they take a strong, pro-gun position.

FORBES: Guns: What Do We Do Now?

Halvorson, who lost a primary challenge to Jackson last year, has been targeted by opponents for her position on gun control, which became a key issue in the district, parts of which have been deeply affected by Chicago's gun violence.

NPR: Voters Head To Polls In Ex-Rep. Jackson's District

Those sources say they have no intention of putting their members in politically vulnerable position on a gun measure unless they are sure it can reach the president's desk.

CNN: Obama-backed gun bills considered a long shot in Congress