alternate in servint是什么意思

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用法例句

The importance of replacing the mining license is discussed in this paper.

论述换发证工作的重要性 ,针对换发证中问题 ,提出确保换证质量应严格把握的五个方面。

By the statistical analysis of the shop visit record of the turbofan engine, the relationships between the shop visit and the operating life after every shop visit and between unscheduled engine removal and the operating life after every shop visit are computed and analyzed.

对该型发动机使用返修记录进行统计分析,得到发动机返修、提前换发与发动机返修后使用寿命的关系,以对该型发动机寿命控制提供借鉴或依据。

Intense two-photon upconversion fluorescence was investigated under the excitation of a 974 nm diode laser at room temperature.

分析认为:铋镓酸盐玻璃中Yb3+直接敏化Ho3+的上转换发光的激发机理是Yb3+到Ho3+的高效能量传递。

The intensity of the upconversion fluorescence of the two kinds of glasses was discussed,which showed that it becomes stronger with the addition of the halide.

比较了碲酸盐玻璃和卤碲酸盐玻璃中Er3+离子的上转换发光强度 ,卤化物离子引入后引起发光强度的明显增加 。

Rare earth ions doped tellurite glasses are kinds of upconversion fluorescence materials which have good application prospect.

稀土离子掺杂碲酸盐系统玻璃是一类应用前景良好的上转换发光材料。

Blue and green upconversion luminescence of Er~3+ in ZrF_2SiO_2;

ZrF_2-SiO_2基质中Er~(3+)在蓝/绿波段的上转换发光

Energy transfer and upconversion luminescence of Tm~(3+)/Yb~(3+) co-doped lanthanum-zinc-lead-tellurite glasses;

Tm~(3+)/Yb~(3+)共掺碲铅锌镧玻璃的能量传递和上转换发光

The upconversion luminescence research of HoYb:YVO_4;

HoYb:YVO_4的上转换发光研究