吸烟、空气污染及因工作长期接触尘埃及化学品都是导致慢阻肺病的风险因素。
Smoking and exposure to air pollution and occupational dusts and chemicals are known risk factors.
与吸收慢和不完全的药物相比，吸收迅速而完全的药物的生物利用度影响因素更多。因此，吸收缓慢或不完全常常导致治疗学效应的不同。
More factors can affect bioavailability when absorption is slow or incomplete than when it is rapid and complete, so slow or incomplete absorption often leads to variable therapeutic responses.
结论慢传输型便秘大鼠结肠慢波存在节律紊乱，慢波频率及振幅异常可能是导致结肠传输减慢的重要因素。
Conclusions the rhythm disorder of slow wave was found in STC rat. The abnormal frequency and amplitude of slow wave may be important in causing the slow transmitting in rats with STC.
结果导致儿童营养不良的危险因素有偏食挑食、喜欢膨化食品、早产、进食速度慢、爱喝甜饮料、出生低体重、经常吃零食等；
Results The risk factors leading to child malnutrition include partiality for a particular kind of food, being fond of puffing food, sweet drinks and snacks, premature birth and eating slowly, etc.
结果导致儿童营养不良的危险因素有偏食挑食、喜欢膨化食品、早产、进食速度慢、爱喝甜饮料、出生低体重、经常吃零食等；
Results The risk factors leading to child malnutrition include partiality for a particular kind of food, being fond of puffing food, sweet drinks and snacks, premature birth and eating slowly, etc.
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