针形

常绿植物的叶常是针形的

The leaves of evergreens are often shaped like needles .

针形超微粒α－Fe2O3还原过程成核生长动力学

Nucleation and Grain-Growth Kinetics for Reduction of Acicular Ultrafine a-Fe_2O_3 Particles

开启针形阀“B”排放空气，然后关闭“B”和排气针形阀。

Open needle valve " B " to bleed air and then close " B " and vent needle valve .

水热合成针形α&Fe2O3与表征

Hydrothermal synthesis of acicular α - fe_2o_3 and its characterization

Fe（OH）3凝胶两步法水热制备均分散针形铁红胶粒

Preparation of Uniform Acicular Hematite Particles by Two Steps Hydrothermal Method from Fe ( OH ) _3 Gel

浅谈HACCP在机制针形名茶中的应用

Application of HACCP in Machine - made Needle - shaped Tea

针形切开刀在治疗性ERCP中的应用

Application of Acicular Cuts Surgery in the Treatment of ERCP

采用配位均匀沉淀法成功制备了球形和针形两种形貌的纳米氢氧化镍，并用TEM、XRDI、R等实验手段对产品的微观结构及形貌进行了表征分析。

Nano-scale nickel hydroxide particles with different shapes were prepared by coordination homogeneous precipitation method in this paper , TEM , XRD , IR were used to characterize the microstructure and morphology of the products .

结果脐血贴壁细胞呈长梭形、针形或三角形，增殖周期G0/G1为85.12%，倍增时间为48h。

Results Cord blood adherent cells display fibroblast-like or spindle shape , and their reproductive cycle : G_0 / G_1was 85.12 % , the doubling time was 48 hours .

针形铁黄纳米粒子表面包覆无机物如Si、Co等氧化物形成复合纳米粒子，是改善金属磁性记录粉性能的重要方式。

Coating the surface of goethite nanoparticles by Si , Co oxides layer is one of the most important methods to improve the magnetic properties of metal magnetic recording particles . The surface electronic properties of the coated nanoparticles were studied by using XPS .

方法：采用彩色多普勒诊断亚临床型精索静脉曲张致不育症32例，并用2mm针形腹腔镜行精索静脉高位结扎术。

Methods : 32 cases of patients were diagnosed as having subclinical varicocele with Doppler sonography and were treated by 2 mm diameter needle shape laparoscopic ligation .

采用TG、XRD、HREM研究了掺硅针形超微粒α－Fe2O3在氮氢混合气中等温还原机理，并给出了等温还原动力学方程。

The isothermal reduction mechanism of ultrafine α Fe 2O 3 particles doped with Si by N 2 and H 2 mixing gas was studied by techniques such as TG 、 XRD 、 HREM and the kinetics equation of isothermal reduction was proposed .

本文应用针形微型氧电极动态观察了猫局部脑缺血状态下大脑组织缺血区组织氧分压（PtO2）改变，并分析PtO2与相应部位体感诱发电位（SEP）的关系。

Tissue oxygen pressure ( PtO_2 ) and somatosensory-evoked potentials ( SEP ) in the cat brain and their relationship were analysed during experimental focal cerebral ischemia . PtO_2 was determined by an oxygen micro electrode in the parietal brain of cats .

方法：在外径1.9mm的进口针形内窥镜及电视图像系统监视下，对8例小儿（7d～12岁）鼻颅底有关疾病进行探查与手术。

Method : Using a kind of needle endoscope with the diameter of 1.9 mm and digital video image system , 8 cases of pediatric nasal cavity and skull base examination and surgery were performed .

为保持铁红的针形结构，锻烧温度不能超过600OC，在500℃时锻烧2小时为宜。

In order to keep acicular structure of ferric red the calcining temperature can not exceed 600 ℃ . It is suitable for ferric yellow to calcine two hours in 500 ℃ .

针形α-Fe磁粉表面氧化处理研究

Studies on Surface Oxidation Treatment of Acicular α Fe Magnetic Powders

看，那个针形的建筑物就是著名的华盛顿纪念碑。

Look , that needle-like building is the famous Washington Monument .

针形喷嘴雾化特性影响因素的研究

Study on Effect Factors of Needle Shape Nozzle 's Spray Characteristics

机制针形名优绿茶工艺研究

Study on the technology of machine-processed needle-shaped famous green tea

小儿鼻颅底针形内窥镜的检查与手术

Pediatric intranasal and skull base needle endoscopic surgery and examination

针形钼粉的制备及其应用

The preparation of acerate molybdenum powder and it 's application

检测组件上的所有针形阀必须关闭。

All needle valves must be closed on test kit .

织针针形对织针动态性能的影响

Effect of Weaving Needle Shape on Its Dynamic Characteristics

氧化铝高压溶出用自动针形调节阀

Manufacture of automatic needle-shape adjusting-valve used to high pressure dissolution reaction of alumina

茶树品种与针形茶的适制性研究

Study of the adaptability of different tea varieties to processing into needle-like tea

针形阀适用于要求精确控制的应用场合。

Needle valves are intended for use in applications that require precise metering control .

这就是世界上最高的针形建筑？？华盛顿纪念碑。

This is the @ highestneedle @ in the world ? the Washington Monument .

针形刀困难乳头切开术253例

Needle-knife fistulotomy for 253 Cases of difficult papillotomy

针形绝缘电极经椎间穿刺记录大鼠脊髓下行性诱发电位

Recording of Rat Descending Spinal Field Potentials Using Insulated Pin Electrode through Intervertebral Puncture

高压针形喷淋对纸机成形网清洁效果的影响

The Effect of Cleaning On Forming Fabric of Papermaking Machine By High Pressure Needle Shower