无系统的

Speech Intelligibility on standard of evaluation for sound field has been studied for a long time, no matter using a public-address system or not in the auditorium, Its special characteristics will reduce the speech Intelligibility from the speakers.

语音清晰度作为声场听取评价之标准，研究行之已久，在厅堂内观赏活动，不论有无使用扩声系统，其空间特性会减弱语者语音的清晰度。

Simulating in the IEEE30 bus system, the results show that the global sequential quadratic programming algorithm has favorable convergence and accuracy.

对IEEE30节点系统进行无功优化仿真，结果表明全局SQP算法具有良好的收敛性和精确性。

SpeedShift quick-change shield isor system: Easy, secure, tool-less faceshield changes in ten seconds or less.

SpeedShift 快速变化的盾牌/遮阳板系统：方便，安全，无工具faceshield变化在10秒以内。

The results show that ISOCS measurement method by efficiency calibration without a radioactive source is a convenient and reliable method for environment samples.

为了确保ISOCS系统无源刻度测量方法的可靠性，必须对ISOCS刻度软件进行内部一致性检验和准确性检验[1]。

The reactive power plays an important role in power system.

无功功率在电力系统运行中起着举足轻重的作用。

The reactive power compensation is an important project in the power system.

无功功率补偿是电力系统中的一项重要工程。

The reactive energy measurement plays an important role in power system.

无功测量在电力系统中有着重要的地位和作用。

Application of artificial intelligence techniques in reactive power/voltage control of power system.

人工智能技术在电力系统无功电压控制中的应用。

Drive system including the possible combinations of units rinser, did not take the same front design.

驱动系统包括可能构成组合机组的冲瓶机在内，也同样采取无前台设计。

Electric machinery ; BLDCM driven systems ; Rate smoothness ; Force ripple ; Robust repetitive control

电机；无刷直流电机驱动的系统；速率平稳性；力矩波动；鲁棒重复控制

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％。