Practice sewing backward as well as frontward. 练习向后及向前缝制衣服。
Regarding to the estimation of the elevated together with suspended heights of pipeline above the sea floor, they can be calculated with the Frontward and Backward models derived in this dissertation. 管线的影像计算可利用管线前端与后端推算模式,推估裸露管线高度;
On ice, the opposite is true: A liquid layer reduces frontward friction, and the stone spins and slides in the same direction. 而在液态的冰面上则正相反,因为液态层减少了前方的摩擦,球体滑行和旋转的方向是相同的。
The backrests of the seats can be moved frontward or backward to a position suiting the statures of the drivers and then locked; 坐椅的靠背可前后移动到适应于驱动者身材高矮的位置锁定;
In the development process of simulation model, the paper models the container terminal logistic system from the aspects of the whole design, vessel scheduling management and frontward loading and unloading work. 在模拟模型的开发过程中,分别从总体设计、船舶调度管理、前沿装卸作业等几个方面对集装箱码头物流系统进行建模。