查询词典 weakly compact

In order to solve the problem of low efficiency and short service life of hot pressed diamond bit when drilling in hard and compact formation, relations between diamond exposure of hot pressed bit and rock abrasiveness were analyzed in this paper. Research on matrix performances of hot-pressed diamond bit was firstly carried out.

针对在硬而致密岩石中钻进时效低的难题，本文分析了碳化钨基热压钻头的金刚石出刃与岩石研磨性等岩性之间的内在联系，认为钻头的胎体成分及其性能是关键，硬而带脆性的胎体性能有利于全刚石出刃，从而能提高钻进速度。

FBG sensor has the advantages of resistance to electromagnetic interference, big signal bandwidth, high sensitivity, easy multiplexing, light weight, compact conformation, easy for fiber connection, realizing wavelength absolute coding, linking many sensors into sensing network using various multiplexing technology, realizing multi-point monitoring to achieve its properties through embedding in the internal structure of materials, or adhibiting on the surface mount, etc.

近年来，光纤光栅在光纤传感和光纤通信中的应用研究引起了人们普遍的关注。

In Chapter three, we prove the existence of exponential attractor in Banach space for the semigroup when there isn\'t a compact absorbing set.

第三章：研究了吸收集不紧的情形下，Banach空间上的指数吸引子的存在性。

In this doctoral dissertation, we consider the existence of exponential attractor in Banach space when there isn\'t a compact absorbing set for equations.

这篇博士论文着重研究了在吸收集不具有紧性的条件下，Banach空间上指数吸引子的存在性问题。

It was proved that the existence of an absorbing set and a global finite dimensional attractor which is compact, connected in the function space for the high-frequency modes coupled two Ginzburg-Landau equations.

利用了无穷维动力系统理论，证明了两个高频模态耦合的Ginzburg-Landau方程在函数空间中存在吸引域，因而存在连通的、有限维的紧的整体吸引子。

Stability properties and oscillation modes of accretion disks around compact objects are studied in this paper.

研究了环绕致密天体的吸积盘的稳定性质和振动模式。

It is suggested that pair production may play an important role in the X-ray emission region which is formed by the accretion of a compact object.

本文提出：在致密星的吸积所形成的 X 射线发射区中，电子对的产生起着重要的作用。

Up to 3 voxels may be processed in one step and no accumulated error is made. The discriminator used in this algorithm is well refined, so that few calculations are required and the algorithm is simple and compact in form.

该算法是一个多步整数遍历算法，每一步可以遍历最多3个体素，且所用的判断公式非常精炼，不仅计算量很小而且没有累计误差。

UGC 5101 is a peculiar galaxy with a single nucleus contained within an unstructured main body that suggests a recent interaction and merger. UGC 5101 is thought to contain an active galactic nucleus an extremely bright, compact core - buried deep in the gas and dust.

ugc5101是一个仅有单独一个星核的特殊星系，并且没有结构性的主体，这一切都说明他是最近才发生接触并碰撞的。ugc4101被认为包含一个活跃的星系核，其非常明亮，非藏紧密—在其深处埋藏着氢气核尘埃。

When the powder loading was fixed as 58%,the molded compact of a gearwheel whose addendum circle diameter is 700 μm was obtained with well shape retention.

3μm的羰基铁粉和石蜡基热塑性粘结剂体系，当粉末的装载量为58%时，获得了形状良好的齿顶圆直径为700μm的微型齿轮注射生坯。

This matter overthrew all basises I learned from Sunday school .

这件事把我从周日学校学到的所有道理都颠覆了。

It's one of the cruel ironies of aging: if you want to remember your favorite restaurants, the less you should eat at them.

这是一个老化的残酷讽刺：如果你想记住你最喜欢的餐馆，你应该更少吃到它们。