Reliability of plated through hole ( PTH ) has close relationship with technology parameters during manufacture process.

The humanity story depict the principle of the chemical plating through ( PTH ).

通过人性化故事,叙述了化学沉铜的某些原理.

Magnesium is essential for PTH secretion and activation of the PTH receptor ligand.

镁元素对于甲状旁腺素的分泌和甲状旁腺素受体的激活起着至关重要的作用.

The stamp hole on PWB is very common, but the PTH stamp hole is unusual.

印制板的邮票孔是很普通的加工方法, 但金属化邮票孔就不常见了.

Results : After therapy, PTH levels of 35 patients were all reduced.

结果 　 35例患者经治疗其血清全段甲状旁腺素(PTH) 全部下降.

There were regression relations between PTH and MQSGA, Hb, MAMC, AMA ( P < 0.05 ).

PTH与MQSGA 、 Hb 、 MAMC 、 AMA之间存在回归关系 ( P<0.05 ).

If you a PTF custom theme set , quit it before running the program.

如果你使用了例如ptf自制主题之类的软件,请关掉他们再运行升级程序.

Objective To observe the effects of Qingzhi soft capsule ( QSC ) on improving experimental memory in mice.

目的观察清脂软胶囊对实验性小鼠记忆障碍的改善作用.

The benefit of Phased PPAP is that it quickly highlights supplier status in completion.

阶段性PPAP的好处在于它能迅速的反映出供应商的PSW状态.

Look for the logo: Look for QTS signs ( Quality Tourism Services ).

认准标识: 认准QTS ( 优质旅游服务 ) 标识.

Root QTL location is of great importance to further study of the mechanism of root inheritance.

根系QTL定位对深入研究根系遗传机制有重要作用.

Questions related to genetic parameter estimation are: how to calculate variance explained by each detected QTL?

与遗传参数估计有关的一些问题包括QTL的贡献率是如何计算出来的?

Can composite traits be used in QTL mapping?

复合性状是否适宜于QTL作图?

Does the increase in marker density greatly improve QTL mapping power?

加密标记是否可以显著提高QTL检测功效?

Objective To introduce a method of computer automatic measurement of QTd.

目的介绍一种计算机自动测量QT离散度方法.

Objective : To study the significance of QT dispersion ( QTd ) changes in electrocardiogram ( ECG ) after coronary artery bypass graft.

目的: 探讨冠状动脉(冠脉)旁路移植术后 心电图 QT离散度 ( QTd ) 变化的临床意义.

Conclusion: The aged, diabetes, abnormal QTd 、 cTnI 、 CRP and ST-segment depression ≥1 mV were risk factors of early risk stratification in NSTEMI.

结论: 高龄, 糖尿病, QTd、cTnI、CRP异常及ST段下移≥1mV可作为NSTEMI患者早期危险分层的独立危险因素.

Conclusion Successful PCI could reduce QTd significantly in patients with ST-segment elevation myocardial infarction.

结论　直接PCI术治疗急性ST段抬高心肌梗死,可使患者QTd明显缩短.

Objective: The diagnostic value of quantitative sensory test ( QST ) on headaches has been observed.

目的: 探讨定量感觉检测 ( QST ) 对头痛患者的诊断意义.

A method which eliminates power line interference in the ECG based on QRD-LS algorithm is studied.

实验结果表明,该算法能有效滤除基线漂移和工频干扰,算法简单实用.

The results show that the three plant growth hormones can accelerate the growth of PSB.

结果表明这三种植物生长激素对光合细菌的生长均有促进作用.