four-level的例句大全

A model of the photon avalanche in a four level coupled system is proposed.

提出了四能级耦合系统的光子雪崩上转换模型.

The four-level network communication technology reduced reaction time and improved productivity of the system.

如此通过四层网络通讯技术提高了系统反应控制速度,提高了生产效率.

Methods: Four level half-quantitative evaluations were to study two group patients with different kinds of prosthesis.

方法: 对1992年10月至1995年5月的我院共39例2组前牙种植患者,采用临床四级评分的 半定量 方法,观察5年后评估两种修复方法的临床效果.

The spontaneous emission of a four-level atom embedded in a one-dimensional photonic crystal is investigated.

本文研究了处于各向同性的一 维 光子晶体中的单个四 能级 原子的自发发射性质.

O.raised its alert level from phase four to phase five on April twenty-ninth.

世界卫生组织在4月29日首次将预警级别由四级提升到五级。

Four generic business-level strategies: cost leadership, differentiation, focused cost leadership, and focused differentiation.

经营层面的四个战略: 成本导向, 细分化, 集中成本导向, 及集中细分化.

Level Four alert! They're leaving in five minutes.

四级警报！五分钟之内离开。

The upper level straddles across the lower parallelepiped and the mountain ridge, while being surrounded by a terrace on three of its four sides.

低两端的平行和山脊上一级跨越，在被包围的露台就其四面3。

Average sentence length, associated words, the plots of direct speeches and some special sentence patterns are the four aspects of research on syntactic level.

平均句长、关联复句、直接引语及特殊句型是研究的重点。

The R200 features four low noise, high headroom Low Z mic inputs for use with balanced or low impedance microphones or low level external equipment with XLR connectors.

在R200是平衡的特点或低阻抗麦克风或低层次的XLR连接外部设备的使用，四低噪声，高动态余量低Z麦克风输入。

The paper tries to establish a four-level Chinese aspectual system by the microcosmic study of specific problems.

本文的研究思路是通过对具体问题的考察来构建一个四层级的汉语体貌系统。

And fifty-four percent performed at or above the basic level in science.

54%的达到或超过科学（学科）的基本水平。

The four domains are interrelated and interaffected, which consist of and embody the level of QOL.

四领域相互关联,相互影响, 共同构成并决定着老年人生活质量水平的高低.

Only four days separate us from the match against Palermo, a team of Champions League level.

四天的休息后，将对阵巴勒莫，一个冠军级别的球队。

Improve on Kirkpatrick four level evaluation model for taining achievements.

改良Kirkpatrick四层次评估模型，用于管理者培训效果的定性评估。

The sequence includes expression of control elements whose high level of conservation can be seen, i. e. four TATA boxes and one CAAT box.

所得序列含有高度保守的基本表达调控元件，即一个CAAT框和四个：TATA框。

He composed four independent Scherzos, which have grand structure and epic momentum. The four works have high artistry and ideological level.

他创作了四首独立体裁的谐谑曲。这四部作品规模庞大，气势恢宏，具有非常高的艺术性和思想性。

For it is the nature of a log or stone to remain motionless on level ground, and to move when on a slope; if four-cornered, to come to a standstill, but if round-shaped, to go rolling down.

木石的性情是处于平坦地势上就静止不动，处于陡峭的斜坡上就滚动，方形容易静止，圆形容易滚动。

Cost leadership strategy is one of the four generic business-level strategies.

低成本战略是经营层面的四个一般战略之一.

Elevating the technology level of the whole manufacturing industry of unwinder line domestic would be promoted by the success in developing new four crank flying shears.

这一新型飞剪机的研制成功，必将带动国内开卷线制造业的整体水平的提高。