The measure theories and methods of tilt angle and face angle are introduced combining with the composing principle and design of the transmitter of No-dig navigating instrument. 结合非开挖导航仪器中探头部分的整体构成原理与设计,介绍了倾角、具面向角等关键技术参数的检测原理与方法。
That flies in the face of the widely held western belief, that art can and should be an important instrument of social change. 这公然违抗了西方人普遍持有的一种信念,即:艺术可以、也应该成为社会变革的重要工具。
Face value: The value on the face of certificate conferring possession of a bond, note or other instrument, and in the case of debt instrument, the amount to be redeemed at maturity. 面值:指表明债券、票据或其他契据所有权的证明书表面所显示的价值,也指债务证券到期时赎回价值。
Face runout of spindle it's influence for center-less grinding A Research of A Dynamic Detecting Instrument for Kilowatt-hour Meter Disc Deviation 无心磨削时主轴端跳及其影响电度表圆盘端跳量动态检测仪器的研制
Methods Sixty patients with aging face were treated by the definite intension of the ultrasonic waves skin treatment instrument, each treatment was performed in every other day and 10 times treatments was regarded as a course of treatment. 方法采用超声波治疗仪的特定声波强度,对60例颜面部皮肤老化者进行治疗。颜面部皮肤老化的治疗10次为一个疗程,每隔一天治疗一次,观察临床效果。
Using traditional method develop electrical instrument face the problem of long develop period, high cost and great risk. To overcome above problems, computer simulation method is used in design, optimization, and improvement of electrical instrument. 本文针对利用传统方法研制电法仪器面临周期长、成本高、风险大等问题,首次将计算机仿真技术应用于电法仪器的设计、优化、和改进中。