In the job of work safety administration,"safety first" is principle,"prevention prime" is method;"comprehensive administration" is assurance.
在安全生产管理工作中,“安全第一”是原则,“预防为主”是方法,“综合冶理”是保证。
We propose safety first criteria and get optimal portfolio model under this criteria.
对传统确定最优证券组合方法即马可维茨方法需知道投资者无差异曲线 ,从而较难在实践中运用 ,提出了安全第一准则 ,借用安全性参数直接求解一个最优化问题 ,得到了基于安全第一下证券组合优化模型 ,对其中概率约束条件给出两种处理方法。
The paper discusses the problem of choice of optimal portfolios in multi period risk investment by safety first criterion.
本文讨论了用安全第一的一个标准选择最佳多期风险资产组合的问题。
After our first echelon was 250 or 300 kilometers ahead, the second and third echelons still had to wipe out enemy troops left behind.
甚至我们的第一梯队已过去五六百里，第二第三梯队还要消灭被第一梯队甩在后面的敌人。
a hook-and-ladder company.
一个云梯消防车救火队。
He who will climb the ladder must begin at bottom .
爬梯子须从第一蹬开始。
He that climbs a ladder must begin at the first step .
登梯须从第一级开始。
Countries in tier three face possible cuts in[ the] American assistance[ assistants].
美国可能减少对第三梯队的国家的援助。
Development Ability Strengthening of New Bus and Coach Products for the Second Echelon Enterprises;
强化第二梯队客车企业新产品开发能力
A formation of troops in which each unit is positioned successively to the left or right of the rear unit to form an oblique or steplike line.
梯队军队的一种队形，其中每个编群都相继排列在后一编群的左边或右边，形成斜线或梯形线
At the top of the first ladder Is a gantry. You will need to avoid the guard who patrols this gantry...
在第一个楼梯的顶端是个起重架台...
To arrange or take place in an echelon.
排成梯队排列成梯队或以梯队形式发生
Countries in the second tier[ till] do not fully meet[ need] the requirements but are working to improve.
第二梯队的国家所做没有完全满足要求，但是这些国家在做出进步。
Zimbabwe, Belize and Laos were listed among on the worst offenders in last year's report, but are now in the second tier[ till] group.
津巴布韦、利兹和老挝从去年的最差国家，今年进入第二梯队。
The things is, we need successors, got to put the third echelon in place first, you know.
可是，总得有个接班人啊，总得把第三梯队安排好啊！
The Flexible Urban Planning for the Middle and the Small Cities in the "Second Ladder";
第二梯队中小城市城市规划中弹性原则的应用初探
Team A lost the first game.
甲队第一局失败了。
The All-Japan was tied for first place.
全日本联队得并列第一。
Frolinat-Premiere Armee Volean
民阵第一军“火神部队”
Armstrong went out first and moved slowly down the ladder.
阿姆斯特朗第一个走出舱门，慢慢走下舷梯。
Yes. The room 's on the 24th floor, near the first bank of elevator .
是的。 那房间在24层楼，靠近第一组电梯处。