他用了这样一个例子：木匠通常是怎么知道在什么情况下用直钉，什么情况下用螺钉的。
He gives the example of how a carpenter will often know that a nail works better in certain situations and screw better in others.
漳州金宾利五金制品有限公司专业生产码钉、直钉、封箱钉、铝卡扣、订书钉等各种工业钉。
Zhangzhou KBL Hardware Co. , Ltd specializing in the production of various kinds of industrial nail. Such as: Yard nails, Straight nails, Carton sealer nails, Staples, U shape AL.
甚至那些连一枚钉子都钉不直的男人都被认为是天生的电工、木匠、水管工和机械师。
Even men who can hardly drive a nail in straight are supposed to be born electricians, carpenters, plumbers and mechanics.
对于办公室的职业女性而言，象征身份和气质的钻石耳钉一直是首选产品。
For the office of professional women, a symbol of status and temperament has been the product of choice for diamond earrings.
即使连一根钉都钉不直的丈夫也被认为是天生的电气技师、木匠、管子工和机械师。
Even husbands who can hardly drive a nail in straight are supposed to be born electricians, carpenters, plumbers and mechanics.
水土作用问题一直是导致土钉支护工程事故的主要原因之一。
The soil-water effect is one of the primary reasons causing the accident in soil nailing bracing projects.
土钉支护结构由于其诸多优点在深基坑中得到广泛应用，但是土钉长度布置问题一直是一个热点问题。
The soil nailed wall is applied widely in deep excavation for its many advantages, but the layout issue about soil-nailed lengths is always a hot topic.
岩钉钢环制造商对重力作用点一直未作研究，重力作用点取决于未知的公差范围。
The point of actuation by gravity has not been investigated by the karabiner manufacturers and is subject to an unknown tolerance range.
岩钉钢环制造商对重力作用点一直未作研究，重力作用点取决于未知的公差范围。
The point of actuation by gravity has not been investigated by the karabiner manufacturers and is subject to an unknown tolerance range.
应用推荐