Logic orientation initiative and passiveness of teaching and learning in PE teaching——On the root of instructional and main function in PE teaching;
体育教学中教与学“主动”与“被动”的逻辑定位——兼论体育教学中发挥主导与主体作用的根源
Initiative and Passiveness-New Exploration of Linear City s Development in Eastern Region of Northwest China;
主动与被动—西北地区东部带形城市发展的新探索
Effect of passive smoking amount on nucleated red blood cells in neonates;
妊娠期被动吸烟量对新生儿脐血有核红细胞数量的影响
Effects of passive smoking on bone mineral density and bone metabolism of rats;
被动吸烟对大鼠骨密度与骨代谢的影响
Passive localization technology of time reversal with multi-sensor array;
多元阵时间反转镜被动定位技术研究
Whether active voice or passive voice is used in the writing depends on the specific business circumstance and the communicative function required by the correspondence.
商务信函写作中到底选择主动语态还是被动语态,要看具体语境的要求,看哪种语态更能体现特殊的交际语用功能。
Generally the passive voice is used to denote a passive neaning.
英语中一般用动词的被动态表示被动意义,但是二者并非绝对的对应关系。
Error analysis and revises of passive ranging;
被动测距误差分析及修正
Filtering applied research on noise passive ranging;
噪声被动测距中的滤波技术应用研究
The passive ranging technology of moored depth charge;
悬浮式深弹的被动测距技术
The paper provides a principle analysis of the passive vibration isolator using zero dynamic stiffness,which demonstrates the vibration in the low frequency range is available based on the zero dynamic stiffness principle and the method of passive vibration isolation.
论文给出了零动态刚度被动减振系统的理论分析,论证了基于零动态刚度原理和利用被动减振的方法,可实现低频频率范围内的减振。
Design of the micro passive airbreathing direct methanol fuel cell stack;
被动式自呼吸微型直接甲醇燃料电池组的结构设计
Investigation of dynamic thermal characteristics of passive solar heating system;
被动式太阳能加热系统动态热特性研究
A passive detection tube for nitrogen dioxide gas has been developed based on the principle of the gas molecular diffusion and chemical adsorption.
研究一种简便、快速监测二氧化氮气体的方法,即二氧化氮被动式检气管法。
Weld tracking technology of square-wave AC GTAW for welding robot dased on passive vision;
基于被动视觉的方波交流GTAW机器人焊缝跟踪
Passive sampling is suitable for remote,low condition mountain areas and counties because of its simplicity, convenience, low cost- effectiveness, no pump- dependent, high accuracy and precision, light- weight, etc.
环境气体监测有主动采样和被动采样。