Without gravity to help circulate air, the carbon dioxide you exhale has a tendency to form an invisible cloud around your head.
如果没有重力帮助空气循环，你呼出的二氧化碳会在你头顶周围形成一个看不见的云状物。
You can sense temperature variations, proprioception (position of your muscles), and the force of gravity (you do this by knowing at what Angle your head is in while your eyes are shut).
你可以体会到温度变化，本体感受(体会到你每块肌肉的方位)和重力感(通过闭上眼睛时头部的角度来感知)。
Instead, slam a spacecraft head-on into a dangerous rock to move it in a hurry, then fine-tune it with another spacecraft by using its gravity to pull the rock into a safe path.
而用航天器撞进危险的岩石，迅速移动它的位置，然后利用另一个航天器进行微调，并利用它的重力把这块石头拖进安全轨道。
You can also try changing your position: Get up on all fours, or squat; the force of gravity might shift the baby's head.
你也可以尝试改变你的姿势：起床四肢着地，或者蹲着；让重力作用在婴儿的头部。
It allows you to take the unordered thoughts floating around your head like lost puppies in zero gravity, and turn them into ordered plans and actions.
它让你将那些像失去地心引力的小狗一样凌乱地漂浮在你脑中的思绪重新变成有序的计划和行动。
But at one of his first public lectures that I attended, I found my intellectual sensibilities twisting into a pretzel as he threw back his magnificent head and intoned: "Gravity is Love."
然而参加他首批公开演讲的其中一次，当他仰着大脑袋，煞有其事地说“地心引力是爱情”时，我的知性被扭转成了法国脆饼。
For example, Isaac Newton didn't discover gravity after an apple hit him on the head.
比如，艾萨克·牛顿并非在被苹果击中头之后才发现的万有引力。
The figure's head tilts to the pictorial right but his, or his mask's, tears fall nearly vertically, as if responding to gravity.
人物的头朝着画面的右侧仰着，但是他的(亦或是他的面具的)眼泪却接近垂直方向垂落，彷佛是对地心重力的呼应。
Once the woman is on the cross-court side, she must lower her center of gravity and get her racket head up in front of her.
一旦女选手斜线后退到一个半场，她一定要降低自己的重心和把拍子举过她的头顶。
At head area of the reservoir: the maximum gravity change is near Xiangxi. Monitoring the variation of gravity field and further study should continue in the future.
库首地区：最大重力变化区域在香溪附近，蓄水后的重力场变化需要继续监视和深入研究。
Thee story that a young Isaac Newton crafted his theory of gravity while sitting under a tree that dropped an apple on his head, is a popular one.
人们普遍相信艾萨克罏·牛顿年轻时曾坐在一棵树下，被树上掉下来的苹果砸到了头，随后便有了万有引力理论。
However, the semicircular canals that the researchers stimulated to control walking and balance detect rotational movements of the head, not the direction of gravity.
然而研究人员通过刺激可以控制行走和平衡的半规管却是检测头部的转动而不是重力的方向。
It is suggested to apply the principle of effective gravity and equivalent pressure head to calculate the rotational speed and ingate area in the processing of grinding ball by centrifugal casting.
在离心铸球工艺中，可应用有效重度和等效压头原理计算转速和内浇口断面积。
Two legs to continue into the body lift on state body gravity fall, stand on his head on his shoulders, legs, two feet as far as possible unbend wearing tight slippers.
两腿继续上举成身体倒立状态，身体重心落在肩上，两腿尽可能伸直，两脚穿紧拖鞋。
As the neck to support the weight of the head and rotation, the sebaceous glands less off than the face, there is the pull of gravity.
由于颈部要支持着头部的重量和转动，皮脂腺分泌又比脸部少，还有地心引力的作用。
High head gravity flow and lead pump can be selected for conveying lead liquid, high head gravity flow can largely reduce lead residue.
铅液输出有高位自流输铅液和铅泵输铅液两种方式选择，高位自流输铅液大大降低了铅渣生成量。
Head-cylinder and Intake of non-Ferrous metal, Pouring machine for gravity die, Cold-box machine, Core-Shooting machine, Casting Mold, Exports'casting etc.
轿东发动机缸盖、进气管、冷芯机、射芯机、铸造模具、出口铸件等。
Head-cylinder and Intake of non-Ferrous metal, Pouring machine for gravity die, Cold-box machine, Core-Shooting machine, Casting Mold, Exports'casting etc.
轿东发动机缸盖、进气管、冷芯机、射芯机、铸造模具、出口铸件等。
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