Crown的例句大全

Studies on complex of sodium benzo 15-crown-5 with cobalt ( ii) thiocyanates

钴-硫氰酸根与钠-苯并15-冠-5配合物的研究

Study on the Crystal Growth of Coordination Compounds of Alkali Metal ( 18-Crown-6) with Lanthanide Thiocyanates in Gel

凝胶法生长碱金属（18-冠-6）同硫氰酸稀土配合物晶体的研究

Study on the Synthesis Methods of Thiosemicarbazone Derivatives of Benzo-15-crown-5

苯并-15-冠-5缩氨基硫脲类化合物的合成方法研究

The Compound ′ s Synthesis of Open Chaining Crown their and Thiosemicarbazone

含开链冠醚基缩氨基硫脲类化合物的合成

The synthesis of 3 phenyl indanone thiosemicarbazone 5,6 benzo 15 crown 5

3-苯基茚满酮-[1]-缩氨基硫脲-5,6-苯并-15-冠-5的合成

The canal isthmus comprised 62.5%, 75.0%, and 48.7% in crown third, middle third, and apical third root canals, respectively.

根管峡在根冠、根中、根尖段分别为62.5%，75.0%和48.7%，存在型、型和型，以型最多，型次之。

Results The double root canal comprised 22.5%, 30.0%, and 15.0% in crown third, middle third, and apical third root canals of the mandibular permanent incisors, respectively.

结果中国人下颌恒切牙为单根管和双根管，根冠段、根中段及根尖段双根管检出率分别为22.5%，30.0%，15.0%；

Reported herein are eight solid complex compounds obtained by reactions of uranyl nitrate, uranyl chloride and thorium nitrate with macro-cyclic polyethers dibenzo-18-crown-6, benzo-15-crown-5 and 18-crown-6 in polar solvents. The complex compounds have been characterized by elemental analysis, melting points and infrared spectro-metric analysis.

本文报道了硝酸铀酰、氯化铀酰和硝酸钍与冠醚DB18CR6、B15CR5、18CR6通过溶剂反应制得的8个固体络合物，对这些络合物进行了熔点测定、元素成分测定和红外光谱分析。

METHODS: Screw thread root canal spiles and resin tooth products were used to rehabilitate tooth root all in once to cases of residual crown, residual root, or traumatic odontoclasis based on complete root treatment.

方法：残冠、残根、外伤牙折在完善的根管治疗的基础上，采用螺纹根管钉与成品树脂牙一次性桩冠修复。

By the contrast analysis, we find that rainfall and tree layer crown density are the main factors which had impaction on the canopy interception, throughfall and stemflow. ( 4) The maximum interception capability of the forests.

通过对比分析，得出：降雨量和乔木层郁闭度是影响森林林冠截留、穿透雨和树干流大小的主要因子。（4）森林的最大截留量分析。

Analysis of Lateral Thrust on Main Cylinder Rod of Hydraulic Swing Beam Shear on the Basis of Finite Element Analysis hoel of piston crown

液压摆式剪板机主油缸活塞杆侧推力有限元分析

The synthesis of seven novel crown ethers with di-functional groups by Williamson reaction was described in this thesis.

本论文描述通过Williamson醚化反应合成了七种新型的双官能团冠醚化合物。

By the experimental design of randomized blocks, the effects of different densities of cunninghamia lanceolata in middle age and different years on timber store, height of trunk, chest diameter and crown area were tested.

本文通过随机区组试验设计，研究杉木中龄林不同密度和年份对蓄积量、树高、胸径、冠幅的影响。

For determining trace Cadmium by using a polarographic catalytic wave, this paper proposes a new KI-Benzo-15-Crown-5-Cd complex system as a base solution.

本文提出了一种新的碘化钾苯并15冠5镉络合体系作基质，以极谱催化波测定痕量镉。

The influence of five parameters which include speed, inflation pressure, vertical load, crown compound elastic modulus and belt angle to tire steady state rolling resistance was mainly studied.

着重研究了轮胎行驶速度、充气压力、垂直载荷、胎冠胶弹性模量、带束层帘线角度五个参数对轮胎稳态滚动阻力的影响。

With the decrease of aspect ratio, the temperature in tire shoulder and crown decreases obviously, and the temperature in tire side and bead hardly change.

结果还表明，轮胎胎肩、胎冠部的温度随扁平率的减小而有所降低，而胎侧、胎圈部的温度则几乎没有变化。

With respect to the tire with longitudinal grooves, the temperature in tire crown and shoulder decreases obviously, but the temperature in tire side and bead changes slightly.

同时，与无花纹轮胎相比，含纵向花纹轮胎的胎肩、胎冠部的温度显著降低，而胎侧、胎圈部的温度变化很小。

Interaction Between Trunk and Crown Components of the Three-Part Rubber Trees: Trunk Growth and Tissue Differentiation

橡胶三合树树冠与树干间的相互影响&茎的生长和组织分化

Old name for what is now the Crown Court

现叫巡回刑事法院

A novel armed crown ether has been synthesized and its chromophoric sensor behavior and the binding ability with alkali metal and alkaline earth cations were investigated.

本文设计合成了一种新型臂式冠醚，并研究了它对碱（土）金属离子的生色传感和选择性键合行为。