游丝

螺形平衡弹簧是增进携錶精确度的革命性发明，使得每天的误差不超过一分钟。

closing balance【会计】;ending balance【会计】

advance balance line

static balance

alternate binaural loudness balance test, ABLB

chain balance

favorable balance of current account, surplus of current account

internal balance(Mather 1953)

capital account balance sheet【会计】