Methods Ultrasonic Dopple cardiograph was used to detect some indice reflecting the function of left ventricle.

方法利用多普勒超声心动图,选择反映左心室部分指标进行无创性检测。

Based on the experiment of sand and clay,the computing method of buoyance without seepage is analyzed.

通过对砂土和粘土试验,研究了无渗流条件下地下结构浮力计算方法。

A rapid, efficient and interference free pyrohydrolysis ion chromatography determination of chlorine and sulfur in rocks was described.

研究开发了一种热水解离子色谱法测定岩石样品中氯和硫方法技术。所研究开发方法具有灵敏、高效、无干扰和准确特点。

Conclusion: Anastomosis of arteries and veins is fine surgery method for injury of paratelum without distal venous anastomosis.

对于远端无静脉吻合指末离断伤，动静脉吻合是一种较好手术方法。

No pubertas praecox and other side-effects were found.The procedures of the LHRH treatment must be performed as early as possible.

结论用皮下泵模拟人体下丘脑脉冲式释放LHRH方法治疗小儿隐睾症是有效，无性早熟等副作用。

So the absorbing wavelength is selected,the operating condition optimized,and the quantitative and qualitative determination method on Polyoxin B by HPLC-DAD established.

为此选择无干扰吸收波长,优化测定条件,建立液相色谱—二极管阵列检测器定量及定性检测多氧霉素B方法。

It adds time delay to the controlling system that can control the time delay system inerrably and overcome the shortcomings of the traditional approximation method.

该方法将后因子自然纳入系统控制机制，可完全无误差实现对系统控制，克服了传统近似法解决所带来误差问题。

Since the method causes serious depletion of ore during mining of upper plate,the inclined cutting raise heading together with inclined medium or deep hole kerve is suggested.

以无底柱为代表崩落采矿法中,切割拉槽至关重要,而目前无底柱采矿大多采用垂直切割天井与切割平巷并配以中深孔联合拉槽切割方法,但该方法在对矿体上盘回采过程中损失贫化较大。

"Mastering the Sony PMW-EX3" is the easiest way to learn both the fundamentals and advanced features of the new Sony EX3 camcorder and its state-of-the-art tapeless workflow.

“掌握索尼PMW-EX3”是最简单方法同学会基础和新摄像机和索尼EX3最先进无磁带工作流状态高级。

It is studied further that the dissolubility of the bismuthous sulfide in the solutions of the non-oxidative strong acid through the experiment by means of chemical thermodynamics.

运用化学热力学基础理论和方法研究了硫化铋在无氧化性强酸和可溶性碱金属卤化物溶液中溶解性。