Because the effect of additives for fire extinguishment is uncertain, the composition and concentration of compound additives was made certain by orthogonal design.

由于添加剂对于细水雾灭火效果各有利弊，采用正交设计的方法确定复合添加剂的组成和质量分数。

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Indication gases were used for the analysis of the control effect, this can ensure the fire area to be successfully opened as well as the safe production in coal mines.

利用指标气体对治理效果进行分析，确保火区成功启封，保障了矿井的生产安全。

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In this paper, slowly moving target detection for airborne fire-control radar and the effect of transmitting bandwidth are discussed.

该文研究机载火控雷达对慢速目标的检测方法以及发射信号带宽对慢速目标的检测性能的影响。

youdao

One senior Mahdi Army commander said the cease-fire is still in effect, and he blames Iraq's security forces for the current impasse.

NPR: Clashes with Militants Test Iraqi Security Forces

Peres met with Egypt's President Hosni Mubarak and Jordan's King Abdullah last weekend to discuss the initiative, which calls for talks between Israel and the Palestinian Authority to resume four weeks after a cease-fire took effect.

CNN: graphic