This paper gives out a formula for calculation cable force according to concept Zero Moment,and discussing cable optimum point,the relation to cable force,cable point,tower height and tower distance.
根据“零弯矩法”概念 ,给出在拱肋节段吊装中关于扣索索力的计算公式 ,在此基础上讨论了扣索扣点最优位置、索力与扣点位置、塔高、塔距的关系 ,文末还用了一座钢管砼拱桥为例加以说
Button up your coat.
扣上你的衣扣。扣上钮子。
To free or remove(a button)from a buttonhole.
从扣眼松开（纽扣）
To put jesses or a jess on(a hawk, for example).
给（鹰）扣上皮带扣
This Button won't stay done up.
这扣子总是扣不好。
This type of sport shirt doesn't button.
这类运动衫不用扣钮扣。
Such an object used for decoration.
装饰扣用于装饰的钮扣
His coat has been buttoned up to the chin.
他的外套钮扣扣到下巴。
He buttoned up his jacket.
他扣上夹克的扣子。
button making machine for making wooden buttons
用于木扣制作制扣机
a fastener that fastens or locks a door or window.
扣牢或锁门或窗的扣件。
Buckle up for safety
为安全起见把扣子扣紧。
The blouse buttons up the back.
这件衣服从背后扣钮扣
As soon as I get these cuff links on.
只等我将袖扣扣好。
He buckled up for safety.
他为安全扣好扣子。
attachment of income order [attachment order]
扣押入息令〔扣押令〕
chain cable shackle
联接卸扣锚链连接卸扣
I can't fasten on this button.
我扣不上这个钮扣。
His garment buttoned before.
他的衣服前面扣上钮扣。