packaging machinery effective operation time 包装机械有效运转时间 ; 机械有效运转时间
Conclusion Nasal bowel operation simple, tube feeding and retention time, fewer complications, the length of the method is effective and economical.
结论鼻肠管操作及护理简便、管饲保留时间长、并发症少、为有效且经济的方法。
Conclusion Children scalp needle blood collection needle method has a high success rate, operation time is short, is an effective method of venous blood.
结论小儿头皮针股静脉采血方法一针穿刺成功率高，操作时间短，是一种有效的静脉采血方法。
To shorten the lead time, especially cut down the operation time of the whole supply chain is an effective way to improve the operation performance of supply chain.
着眼于缩短提前期，尤其是压缩整个供应链的运作时间，是提高供应链运作绩效的有效方法。
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