1) Fools have their heart in their mouth, but wise men keep their mouth in their heart .
愚人心在口中;智者口在心中。
2) Wise man have their mouths in their hearts,fools have their hearts in their mouths.
智者嘴在心里，愚者心在嘴里。
6) central gate
中心浇口
1.
The use of central gate in plastic injection mould will simplify the mould structure,but a big through hole nearby the plastic part center is needed in this way,because the central gate should be established on the through hole.
塑料注射模中心浇口具有简单易行的特点,在模具上使用这种浇口的前提是塑件中心附近要有一个较大的通孔,将浇口开设在通孔上。
补充资料：愚人
1.愚昧的人;浅陋的人。 2.以他人为愚昧。 3.可与为恶，不可与为善的人。《汉书．古今人表》分人为九等，其第九等为"下下，愚人"。蚩尤﹑妲己﹑赵高等皆列于此等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条