Researchers also found that for each twofold increase in the amount of lead in the blood, the kidney's filtration capacity dropped by 2.3 units in males and by 3.3 in females.
研究者同时发现，血液铅水平每增加两倍，男性对象的肾过滤速率降低2.3个单位，女性降低3.3个单位。
Although 64-bit processors typically have wide enough data busses to keep up fairly well, there's still a twofold increase in data to be moved when you switch to 64-bit data.
尽管64位处理器通常都具有足够的数据总线来保证一切运行良好，不过在需要切换成64位数据时，要移动的数据大小依然是双倍的。
After factoring in the impact of health status, having two or more surgeries requiring general anesthesia was associated with a twofold increase in learning disabilities.
把对健康状况的影响纳为重要因素的话，接受过2次或者2次以上手术麻醉的儿童会带来双倍学习障碍的风险。
Researchers from the Mayo Clinic in Rochester, Minn., found a twofold increase in learning disabilities in children who had more than one exposure to general anesthesia with surgery before age 2.
明尼苏达州罗彻斯特市马约诊所研究发现，给两岁以下儿童做手术麻醉，会给他们带来双倍学习障碍上的危害。
Men in the study who took high doses of the vitamin had a more than twofold increase in prostate cancer risk, compared to men who did not take folic acid supplements.
这项研究中服用大剂量维生素的男性和没有服用叶酸的男性相比，前列腺癌的风险增加两成多。
Apply air reverse circulation drilling, appropriate increase length of twofold wall drill tools under certain conditions, may be drilling much deeper.
运用气举反循环钻进，在满足一定条件下适当增加双壁钻具长度即可得到较大钻进孔深。
Each additional gray was associated with a twofold increase in radiation-related thyroid cancer risk.
结果发现，放射性水平每增加1个戈瑞，放射性相关的甲状腺癌的风险将增加1倍。
"If you increase the temperature by 10 degrees, most times you can increase the reaction rate twofold," Zhang says.
Zhang教授指出：通常地，如果你将温度升高10度，那么反应的速度将随之翻倍。
"If you increase the temperature by 10 degrees, most times you can increase the reaction rate twofold," Zhang says.
Zhang教授指出：通常地，如果你将温度升高10度，那么反应的速度将随之翻倍。
应用推荐