This paper analyzes the main characters and location of the mechanism s dead point,tells the differences and similarities between the dead point and the polar space and the self-lock,puts forward some overcoming methods,and studies the application of the mechanism s dead point to engineering practice.
分析机构死点的实质、存在位置、死点与机构极位、死点与机构自锁的异同等主要特性和克服方法,探讨机构死点在工程实践中的应用,研究表明机构死点可以设法克服,其存在着较大地应用空间。
This paper analyses the dead point of crackandrocker mechanism.
对曲柄摇杆机构的死点个数及位置情况进行了分析研究,得出了曲柄摇杆机构当曲柄主动及摇杆主动时具有死点的条件及其死点的个数,并给出了具体应用原则。
In this paper,using the L Hospital s theorem,a new method for analysis of velocity or transmission ratio of mechanisms with dead points or change points is presented.
提出了运用洛毕达极限法则分析机构通过死点或切换点时的角速度或速比的新方法 ,并具体应用于具有切换点的GRASHOFneutral机构和GALLOWAY机构的运动分析 。
But there is a problem exists in the competition neural networks which is called blind spot:Some neurons have never won in competition so become dead neurons.
竞争型神经网络存在"死点"问题,某些神经元在竞争中可能始终未能获胜而成为"死神经元",不仅造成神经元的浪费,而且造成训练误差偏大,无法达到训练误差的精度要求,不能很好完成它所担负的聚类或分类任务。
before top dead center
在上死点前在上止点前
after bottom dead center
下死点后在下止点后
before bottom center
下死点前在下止点前
after top center
上死点后在上止点后
dead point of linkage mechanism
连杆机构的死点位置
He moved back a little and stared steadily at her.
他往后退了一点,然后死死地盯着她看。
Trend of Death by Injury in Death Cause Surveillance Areas in Sichuan
四川省死因监测点伤害死亡变化趋势
Analysis of Death Cause of Residents in Death Surveillance Points in Sichuan,2007
2007年四川省死因监测点居民死因分析
John was within a hairbreadth of death.
约翰差一点就死了。
He almost drowned in the sea.
他差一点在海淹死。
The boy narrowly escaped being drowned.
那个男孩差一点被淹死。
The girl came within an ace of being drowned.
那女孩差点淹死了。
The child came within an ace of being drowned.
孩子差一点儿淹死了。
It was so funny, I nearly died laughing.
太好玩了, 我差点笑死了.
Give me a drink I'm parched.
给我点喝的--我渴死了.
He hoped the old bastard croaked.
他希望老杂种早点死去。
Imagine, you might have stifled / suffocated to death.
想一想，你差点儿被憋死。
I caught pneumonia and I almost conked out
我得了肺炎，差点儿死掉。