...发现罗库溴铵注药痛发|牛率高达100%;Memis等[71认为罗库溴铵疼痛发生率为80%;曾婉华等【8】用限时法 (timing principle)给予罗库溴铵,疼痛发生率为88%。
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Objective To study the effect of the priming principle and the timing principle on the onset time of cisatracurium.
目的研究预注法及限时法能否缩短顺阿曲库铵的起效时间。
PWM mode was analyzed, and a kind of variable-resistance timing Winch being of simple structure and large power supply was put forward by using wire-wound motor and series resistance timing principle.
分析了PWM的调整方式,利用绕线式电机和串电阻调速的原理,提出了一种结构简单、功率强的变阻调速绞车。
The ability to use light to turn specific cells on and off with very precise timing could in principle allow new therapies.
这种用 激光射线打开破损细胞的通道,以精确的瞄准杀死细胞的技术在工作原理上得到了大家的认可。
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