两层的

The electroless copper plating was studied in a bath consisting of glyoxylic acid as reducing agent,Na2EDTA as complexing agent,both 2,2′-dipyridyl and K4Fe6 as additives,focused on the influence of the additives on the deposition rate,as well as on the composition,structures and surface morphology of the deposits.

以乙醛酸作还原剂、Na2EDTA为络合剂、2，2′-联吡啶和亚铁氰化钾作为添加剂组成化学镀铜体系，研究了两种添加剂对化学镀铜速率、镀层表面形貌、组成和结构的影响。

METHODS: The rats in the two groups were anaesthetized by intraperitoneal injection of 10 g/L urethane (1 g/kg) and the chest was opened to insert a tube into the ascending aorta for perfusion with 200 mL of the mixture containing glutaric dialdehyde and paraformaldehyde for fixation.

两组大鼠给予质量浓度为10 g/L的乌拉坦1 g/kg腹腔内注射，麻醉后开胸，升主动脉插管，戊二醛与多聚甲醛混合固定液200 mL灌流固定，取嗅球，振荡切片，锇酸后固定，平板包埋，光镜下选取嗅球各层，制备超薄切片，透射电镜下对比观察。

The nonsulfide zinc deposits are divided into two types of supergene and hypogene nonsulfide zinc deposits. The former is the most common, and the latter mainly includes structural controlled metasomatic deposit and manganese-enriched jet-type layered deposit.

该类矿床通常被划分为浅成和深成两种类型，浅成锌矿床是非硫化物锌矿床最常见的类型，深成非硫化物锌矿床主要有构造控制交代矿体和富锰喷流型层状矿体。

The shift, collision and within plate intraformational gliding of plates may result in the occurrence of earthquakes.

板块的移动、碰撞和板内层间滑导致了地震，中国境内可以划分两个地震带。

Ninteen cases were lamellarly scaned C2 section on axis by MRI without interval.

将MRI和X线平片两种影像学检查诊断颈椎损伤的337病例进行对比分析，其中19例病例MRI C2区局部轴位薄层无间隔扫描。

Methods Three hundred thirtyseven cases of cervical vertebrae trauma were analyzed by MRI and Xray examination.Ninteen cases were lamellarly scaned C2 section on axis by MRI without interval.

将MRI和X线平片两种影像学检查诊断颈椎损伤的337病例进行对比分析，其中19例病例MRI C2区局部轴位薄层无间隔扫描。

L. Volcanic rocks in the Ashele mine are characterized by interbedded basic and acidic pyroclastic rocks, and made up typical bimodat pattern according to 〓 features and Lithochemistry

从地质特征和岩石化学两方面论证了矿区火山岩以基、酸性碎屑岩互层为主要特点，并构成典型的双峰式火山岩组合

Methods 20 fresh extracted,same size in mesiodistal and height of cusp,1st up premolars were taken for this study.

磨除近远中邻面，使之近远中径为 4mm ，在颊牙尖釉质层下制备 4mm× 4mm× 3mm的洞型并随机分成两组。

Two kinds of high aluminum alloys were not suffered from both intergranuler corrosion and stress corrosion craking when the aluminum overlayer was perfact.

两种包铝高强铝合金板材在包铝层完好时均对晶间腐蚀和应力腐蚀裂开的敏感性差。

No statistical difference in EGFR expression between each layer of cholesteatoma and postauricular skin was noted.

利用卡方检定 EGFR 阳性细胞於各层之表现比率，两组间并无统计学上的差异。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。