常规方法

Following this route, the precipitates disperse homogeneously in the alloy, and the mechanical properties are obviously improved.

用正交试验方法研究了2024铝合金的分级时效工艺，优选出了一种能获得均匀、弥散分布的沉淀强化相以改善铝合金的常规力学性能的分级时效工艺： 100℃，2h+190℃， 2h。

Methods according to complete randomization principle, patierts were divided hormonic group(20 case) and non-hormonic group(22 case).

按完全随机分组方法将重度颅脑外伤患者分为激素组(20例)与非激素组(22例)，激素组给与常规剂量地塞米松治疗7天。

Traditional seismic data processing is on the basis of hyperbolic time-distance theory.

常规地震资料处理方法是建立在双曲时距理论基础之上的。

Methods 40 patients with hypodermic injection of low molecular weight heparin sodium were randomized equally into intervention group and control group.

方法40例皮下注射低分子肝素钠的患者，随机分为干预组和常规组各20例。

The premise of the superiority of the conventional statistical STAP is to have ample training samples with interference that are independently and identically distributed with interference in the test sample, in order to estimate the covariance matrix.

常规的统计STAP方法性能最优的前提条件是具有足够的与待检测样本中的干扰独立同分布的训练样本，以便估计协方差矩阵。

ABSTRACT In the nonhomogeneous environments, the performance of space time adaptive processing proposed by Brennan often declines sharply due to the fact that it is lack of independent identically distributed train samples.

在非均匀环境下，由于缺乏足够的与待检测样本中干扰独立同分布的训练样本，常规统计空时自适应处理方法的性能往往会急剧下降，因此能。。。

At last, the influence of modulation index and zero-vector distribution variable on the modulation signal and output voltage harmonic characteristics of the three-phase inverter is investigated.

对SVPWM常规算法和快速算法进行了综合分析，并给出了其数字化实现方法；针对不同的零矢量分配因子和不同的调制比，对三相SVPWM逆变器的调制信号及其输出电压谐波特性进行了比较分析。

Induction heating furnace is a complex delay system.Exact mathematical model is not easy to be established.

感应加热炉是一个复杂的非线性大滞后系统，很难建立一个精确的数学模型，用常规的控制方法难以得到满意的效果，而且人工调试比较困难，在扰动比较大的时候，就会远离设定值。

Based on such analysis, we can optimize the locations of horizontal infill wells to make full use of the flow barriers for improving production.

但是，在成熟的田地里用常规的垂直井的方法去加密一个井，就很容易预测到/关联到这种来自于现有的井的流动障碍的空间分布。

Comparing with CC, interphase FISH has many merits such as simplicity, accuracy and rapidity.

常规细胞遗传学是研究肺癌染色体异常的常用方法，但成功率不高。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。