合拢

Upper limb angle and movement timeThe angle between the shoulder and the elbow should be reduced and increased along the increasing and reducing of the bodily center of gravity.

上肢与摆动腿的运动基本同步，充分展开以及完全合拢时恰好对应于身体重心的最低点和最高点。

One of the most important contents for ship's precision control is to give margins to ensure the requirement of closure.

船舶精度控制所特有的一个重要内容就是采用加放余量的方法来保证合拢后的要求。

The closure of steel sheet piles is the key to the construction of steel sheet pile cut-off walls.

钢板桩合拢是钢板桩防渗墙施工的关键。

The width of the closing steel sheet pile shoud strictly be controlled in manufacturing.

合拢钢板桩加工宽度应严格控制。

The brushwood closes behind them, as silently as sand into which a mole has dived.

在黑魆魆的漫漫长夜里，印第安人的侦察兵在草丛里像蛇一样地匍匐潜行，连一根草叶都不拨动，就像鼹鼠钻进沙地后，沙土无声地合拢一样。

Unmarried women on both sides of the labia majora nature close up, cover mouth and urethral vaginal mouth, there are functions to prevent retrograde infection.

未婚女性的两侧大阴唇自然合拢，遮盖阴道口及尿道外口，有预防逆行感染的功能。

The results show that the temperature of the alloy gradually decreases from the casting mouth to the exit in the roll-shoe gap, and the isothermal line deviates from the shoe side to the roll side.

结果表明：辊靴型腔内合金的温度从入口至出口逐渐降低，合金等温线向工作辊偏移；随着浇注温度的降低，辊靴型腔内半固态区间逐渐增大；为了获得优良的半固态金属浆料，确定浇注温度为710~770 ℃；合金在辊靴型腔内层流运动时，越靠近工作辊内表面，合金的运动速度越快；随着挤压模具扩展角的增大，挤压模具出口型材宽度上中心与两侧边部合金的温度差减小；半固态合金进入模具后呈辐射状逐层向前推进填充模具扩展腔，最后再逐渐向模具出口合拢；为了改善模腔内金属流动速度的不均匀性，扩展角以45为宜。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。