using的例句大全

The nanocrystalline ZnO particles were prepared by roasting basic carbonate precursor synthesized with very fine crystalline grain by using ZnSO_4.. 7H_2O, NaOH solution and NaHCO_3 powder.

以ZnSO4·7H2O为原料，添加NaOH溶液和NH4HCO3粉末，制备出晶粒细小的碱式碳酸盐前驱体。

The software of real-time monitoring system of continuous carbonation decomposition process ( SRMSCCDP) has been developed by using Microsoft Visual C++ 6.0. The closed-cycle control of CO2 electric valve and flow electric valve is realized.

利用Visual c++6.0工具开发了连续碳酸化分解过程实时监控系统，实现了对CO2电动阀门和进料电动阀门的闭环调节。

The Process Design of Controlled Atmosphere Carburization Using Kerosene as a Carburizing Agent

以煤油作渗剂的可控气氛渗碳工艺设计

Studies of multistep process of environmental carcinogenesis using in vitro model for human fibroblast transformation

以人类成纤维细胞体外转化体系为模型研究环境致癌多步骤机制

Conclusions: External cardiac compress using cardiopulmonary resuscitation instrument has better effects on increasing rate of spontaneous circulation restoration and shorten the average time of spontaneous circulation restoration and improve the chance for survival with cardiac-respiration arrest than freehand external cardiac compression.

结论：心肺复苏仪胸外心脏按压在提高自主循环率，缩短自主循环恢复时间，改善患者生存机会等方面明显优于徒手胸外心脏按压。

Methods Patients were divided into two groups: Freehand external cardiac compression group, external cardiac compress using cardiopulmonary resuscitation instrument group.

一组使用自动胸外按压心肺复苏器，另一组使用徒手胸外按压。

It is useful for preventing the occurrence of severe MR that using a stepwise dilatation technique and monitoring the changes of mitral valve gradient and cardiac murmur during PBMV procedure;

采用球囊直径递增法扩张并监测MVG、监听心杂音变化能有效预防严重MR的发生；

This paper introduced automatic cardioid vector diagram system using single chip microcomputer. It makes full use of the characteristics of 8031. The hardware and software of this system were described in detail.

充分利用了8031的特点研制一种利用单片机控制的自动心向量图机，并对系统的组成作了详细论述。

Methods Eleven cases of osteoarthritis of carpometacarpal joint were treated by full excision of the trapezium and reconstruction of the first intermetacarpal ligament by using the distally based half of the flexor carpi radialis ( FCR) tendon.

方法以大多角骨完全切除加部分桡侧腕屈肌腱固定第一掌骨基底部的方法治疗第一腕掌关节炎11例。

This is a repeat performance of the enemy's old policy of using the stick and the carrot, either alternately or simultaneously.

这是敌人一打一拉、又打又拉的老政策的重演。

The circular Jones vector ′ s transformation in coordinate conversion was presented by using Cartesian Jones vector ′ s transformation in coordinate conversion. And on the basis of it, the expression for quartz ′ specific rotation was deduced.

通过笛卡尔琼斯矢量在坐标旋转下的变换，提出了圆琼斯矢量在坐标旋转下的变换，进而以石英为例推导出旋光率的具体表达式。

Now students can make their own Cartesian Diver using this easy-to-assemble device and an empty2L plastic soda bottle that you supply.

现在学生可用一两公升宝特瓶及简易浮沉子自行制作此潜水装置。

They seem to be using these incidents as a casus belli.

他们似乎是在把这些事件当作宣战的借口。

This paper introduced three kinds of mechanisms of coke formation in ethylene furnace, involving metallic catalytic, free radical and non-catalytic condensation coking mechanisms. Coke inhibition technologies are also introduced, such as adding inhibitors, surface coating technology and using mechanical component.

介绍了乙烯裂解炉金属催化结焦、自由基结焦和非催化缩合结焦3种结焦机理以及国内外采用的添加结焦抑制剂、炉管涂覆及改变炉管表面的机械构件等结焦抑制技术。

Discussion on Division of Water Catchment Area by Using the Ratio of Total Area and Path Length Method

面积管长比法划分汇水面积的探讨

The dynamic performance of simple catenary, stitched simple catenary, and heavy compound catenary have been studied and compared by using this software.

应用此软件分析了简单链形悬挂、弹性链形悬挂以及双链形悬挂的振动特性，并进行了相互间的比较分析。

Methods: 37 cases of adult liver specimens were dissected and investigated the shape, adjacent structures and the vessel system of the caudate lobe, as well the anterior space of inferior vena cava behind the liver using carving technique and sectional anatomy.

方法：选取37具成人离体尸肝标本，采用雕琢法和断层解剖观测肝尾状叶形态、毗邻，血管系统的来源、走行，肝后腔静脉前间隙。

An aluminum gate 100-element CCD analog delay line has been fabricated using a lift-off technique employing an auxiliary poly-Si layer.

本文提出一种以多晶硅为辅助层的剥离技术，运用该技术已研制成功铝栅100位CCD模拟延迟线。

A comparison study of the composition of celery seed essential oil prepared by steam distillation ( SD) and supercritical fluid extraction with carbon dioxide ( SFE-CO2) was made using GC and GC-MS.

本文采用GC和GC-MS技术，就芹菜子的超临界CO2流体萃取法（SFE-CO2）精油和水汽蒸馏法（SD）精油的化学组成作了对比研究。

In addition, there is a better affect in keeping green to celery using magnesium salt ice pre-cooled.

此外，镁盐冰预冷冷藏对芹菜保绿效果明显。