Brain natriuretic peptide in patients with heart failure: relation with left ventricular function and exercise breathness severity

Systematic clustering method and PCA are used to divide area. 36 counties are divided into 5 areas.

用系统聚类和主分量分析方法，对困难程度进行分区，共分出5个区。

The main type of pulmonary dysfunction was restrictive hypoventilation.

随矽肺晋级呼吸困难程度加重，肺功能障碍率升高，以限制性通气功能障碍为主。

The effusiveness and time spent in giving praise should be commensurate with the difficulty and time-intensiveness of the task.

表扬花的时间和吐露应该和该任务的困难程度和时间强度一致。

If by now your head is spinning with all the tricks, terminology, and details relevant to the fight against Web spam, you get a sense of the seriousness and difficulty of the issue.

如果此时，您的脑海里尽是与抵御Web垃圾信息相关的这些技巧、技术和方法，那么您就对问题的严重性和困难程度有了大致的概念。

An evaluation and dividing area on degree of planting difficulty in Karst region of Wujiang Watershed

乌江流域喀斯特区造林困难程度评价及分区

However, until now the problem has not been totally solved due to its difficulty.

但由于问题本身的困难程度，到目前为止，它还没有得到彻底的解决。

There is no literature or association study on the area of abnormal signals of ACL, different syndromes, pain, stiffness and functional limitation, either. Objective: 1.

也未见中医不同证型间疼痛、僵硬、日常活动困难程度及ACL异常信号面积对比性研究。

None of us should ever underestimate the degree of difficulty women face in career advancement

我们谁都不应该低估女性在事业发展过程中所面临的困难程度。

William: The best example of the difficulty to talk about reuse is the portlet.

在讨论重用时，说明其困难程度的最好例子就是Portlet。

The unconditional Logistic regression model suggested that the main risk factors of pulmonary dysfunction were various category of silicosis, medium or heavy smoking, long-term exposure to silica ( 30 years) and pulmonary tuberculosis.

非条件Logistic回归显示各期矽肺、中重度吸烟、接尘工龄30年是矿工肺功能障碍的危险因素。随矽肺晋级呼吸困难程度加重，肺功能障碍率升高，以限制性通气功能障碍为主。

Evaluate the difficulty degree of trachea intubating, and grasp the skills of intubation;

评估气管插管困难程度，掌握气管插管的技巧；

It illustrates once more how hard it is to keep the Delta variant at bay.

它再次说明了防控德尔塔变异毒株的困难程度。

The task proved inconceivably more difficult than we had imagined.

任务的困难程度超过我们的想像，确实难以置信。

One client discovered that her difficult boss was a lot less difficult when she stroked her ego.

有一个客户发现当对自己难以对付的老板言赞美之词时，这位老板的”困难程度“大大降低。

In difficulty of learning, music lies somewhere in between speaking and writing.

从学习困难程度而言，音乐位于说和写之间。

Attribute task difficulty to the internal causes; and provide correct answers just after the original estimate;

将任务的困难程度归咎为可得性知识经验的匮乏这一内部因素，以及在原始估计后立即呈现正确答案相对来说也能减弱后见之明偏误的程度。

[ Conclusion] The quality of life in COPD patients is poor and the main factors that influence the quality of life are severity of dyspnea, PaO2, frequency of COPD acute exacerbation and FEV1% predicted in turn.

结论COPD患者的生活质量较差，影响COPD患者生活质量的主要因素依次为呼吸困难程度、PaO2情况、COPD急性加重频率及FEV1占预计值%。

The finite size of real particles compounds the difficulty.

实际粒子的有限大小增加了困难度.

Sheila admitted that she did sometimes exaggerate the demands of her job.

希拉承认自己有时候确实夸大了工作的难度。

Having a tidy desk can seem impossible if you have a busy, demanding job.

如果工作忙、难度大，要想保持桌面整洁似乎不太可能。