查询词典 u-turn

It was anticipated that more than 50% of ash and the hazardous elements As, Co, Cr, Cu, Hg, Mn and more than 30% of sulfur in most coal would be routinely removed by physical coal cleaning procedures, however, the removability of other hazardous elements Ba, Be, Cd, Cl, Mo, Ni, P, Pb, Sb, Se, Th, U, V and Zn displayed relatively lower or a wide range of variation.

结果表明：物理洗选不但能降低煤中的灰分与硫分，还能不同程度地脱除煤中有害微量元素；预测在物理洗选过程中，多数煤中灰分以及有害微量元素As、Co、Cu、Cr、Hg与Mn的脱除率大于50％，硫分的脱除率大于30％，其它有害微量元素Ba、Be、Cd、Cl、Mo、Ni、P、Pb、Sb、Se、Th、U、V与Zn的脱除率相对较低或表现出一个宽的变化范围。

The only three words in the English language to have 2 consecutive u's is vacuum, residuum, and continuum.

英语只有三个含两个连续u的单词，真空、残余和连续。

Using peculiar horn-shaped antennas, U-2 wrecker planes, satellites and particle accelerators, scientists hit tardily pieced unitedly the cosmogenic jigsaw, and this movie charts the resistless grounds for a aggregation created by a Big Bang.

使用新奇的角状天线，U-2间谍飞机，卫星和粒子加速器，科学家们渐渐拼织出了宇宙理论，本纪录片为您展示支持"创世宇宙大爆炸"理论的压倒性证据。

Influence of environmental factors on photosynthetic physiologic indexes and water use efficiency of winter wheat leaves was studied in semi-arid rain feed agriculture region in Loess Plateau. Diurnal fluctuation of physiological rate of leaf was a not obvious two-hump curve and diurnal fluctuation of transpiration rate was a typical resupinate "U" and the Pn and Tr in a.m.

通过对黄土旱塬冬小麦叶片光合生理指标、水分利用效率及其对环境因子的响应进行分析，结果表明：净光合速率日变化呈不明显的双峰曲线，蒸腾速率日变化呈明显的倒"U"型曲线，两者上午都明显高于下午，且不同生育期峰值出现的时间不同。

In 1986, H. Gauchman proved another famous rigidity theorem for compact minimal submanifolds in a sphere: Let M be an n-dimensional compact minimal subman-ifold in S~(1), if σ≤ 1/3 holds for any unit vector u ∈ UM, then either σ≡ 0, i.e..

若对任意单位切向量u∈UM，有σ≤1／3，其中σ=‖h‖~2，则σ≡0，即M是全测地子流形；或者σ≡1／3，并且要完全确定这类极小子流形的几何结构。

The Nissan Pixo's unique design elements include the front end styling, which features the Nissan family double-deck six slot grille either side of a centre U-shaped section housing the Nissan roundel.

设计 日产Pixo的独特的设计元素包括前端造型，它采用了日产家庭双层6槽格栅任何一方的一个中心，U形部分房屋的日产圆物。

The paper studies the auto-covariance estimation of Gamma distribution by using the asymptotic behavior of student U -statistic,gives the large sample interval estimation for the scale parameter,and carries out the computing simulation according to the method of random simulation.

利用学生氏U－统计量的渐近性质，研究伽玛分布的自协方差估计，同时给出了尺度参数的大样本区间估计，并采用随机模拟的方法进行计算模拟

Moreover,we study the sample support of homoge-neous O-U superprocess,and prove that the sample of this process canbe supported on a Hilbert subspace of the Schwartz space of tempereddistributions.

进而，讨论时齐O-U超过程的轨道支撑，证明了该过程的轨道可支撑于Schwartz分布空间的某个Hilbert子空间（定理1.9）。

The free end of one (1) of the arms (1, 3) is provided with a securement device for the end of a strap tongue (11) comprising a guide (8) having in cross-section a general U shape, an axle (9) connecting the two lateral wings of the guide (8) and holding members (10) adapted to coact with the upper surface of the tongue (11) of the strap.

其中上述臂(1，3)中的一个臂(1)的自由端设有一个用于定位表带舌片(11)的装置，该定位装置包括横截面基本为U形的导向件(8)、用于连接导向件(8)对应两翼的轴(9)、以及适于与表带舌片(11)的上表面相互配合的固定元件(10)。

The variation of Rg for a flexible chain shows a tilted-L-shaped Rg curve. That for a semiflexible chain is characterized by a U-shaped curve. A stiff chain exhibits an almost straight Rg curve.

易弯曲链的尺寸随盐浓度变化曲线呈现了一个类似向左倾斜的L字型的曲线，半易弯曲鍊的尺寸随盐浓度变化曲线呈现了一个类似U字型的曲线，而刚硬链的尺寸随盐浓度变化曲线则是一条近乎水平的直线。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。