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- hydraulic screw--down system 液压压下系统
- The problem with AGC equation for hydraulic screw has been exposed in the paper. 指出原有液压压下控制方程存在的问题，并对该控制方程进行了修正。
- This paper introduces the trundle gray GM(1,1) model, which is improved from GM(1,1) model and has the best initial point and cuts down system errors. 使用改进的GM(1,1)模型,即滚动灰色GM(1,1)模型,其中模型初始点是动态且最佳的,并减少了系统误差。
- Built in vacuum hold down system ensures the flatness of media ,so as to protect the printhead and improves printing resolution. 增强型钢梁，高精度直线导轨确保每一个墨滴准确到位，有效保证打印精度。
- This paper introduces the construction and design requirements for Emergency Shut Down System(ESD),and points out that it is necessary to properly select the ESD equipment based on the ESD point type formed by location of ESD point in the Risk Drawing. 介绍紧急停车系统（ESD）的构成和设计要求。 指出根据ESD点在风险图中的位置所构成的ESD点之类型，可正确地选择不同的ESD设备。
- Does this lid screw on, or does one press it down? 这个盖子是拧的还是按的?
- Keywords HGC;rolling down system;bending system;balancing hydraulic system; 压下系统;弯辊系统;平衡缸系统;
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- I can't get this screw to come out of the wall. 我无法把这颗螺丝钉从墙上取出。
- The telephone system has broken down. 电话系统失灵了。
- The brackets want an extra screw. 托架需要再加一个螺钉。
- Hydraulic screw down 液压压下
- The building is made of hydraulic cement. 大楼是用水硬水泥建造的。
- He let himself down slowly by means of a tope. 他借助一根绳子慢慢地下来了。
- The hydraulic lift is over there. 液压升降机在那儿。
- The taste of the lemon made her screw up her face. 柠檬把她酸得龇牙咧嘴。
- The deer was peppered with shot all down one side. 那只死鹿的半边身子都被子弹击中。
- The maid did down the walls with a duster. 女佣用掸帚由上而下地刷除四壁上的尘垢。
