所述的方向开关分别是上按键、下按键、左按键、右按键。
The direction switch is provided with an up key, a down key, a left key and a right key.
我们同样按照了一个化学开关，它可以允许电子交换过程以相反的方向进行。
We also installed a chemical switch that allowed the electron transfer process to proceed in the opposite direction.
现在，科学家向跨越这项障碍的方向迈出了一步，创造出能想象到的最小的机械开关，仅包含两个原子。
Now, scientists may have taken one step toward surmounting that problem by creating the smallest conceivable mechanical switch—one involving just two atoms.
对于iPad用户来说，iOS 4.3可以通过软件设置来控制硬件开关，以便在静音和方向锁定之间进行切换。
For iPad users, iOS 4.3 brings sanity back to the hardware switch, as a software setting which allows changing between mute and orientation lock.
根据开关的位置与流入电枢时电流的方向，电动机开始顺时针或逆时针旋转从而使座椅根据需要进行调整。
Depending on the switch position and the direction of current to the armature, the appropriate motor will either revolve clock-wise of counterclockwise to produce the desired seat movement.
轻轻朝着驾驶员的方向拉动开关控制杆这一动作，就可以使前照灯远光灯泡点亮，而不用顾及灯的数量。
The override action occurs when a slight pull toward the driver on the switch lever providers high beam headlights regardless of the amount of light on the sensor-amplifier.
只要电容电压比系统电压高，则电能开关就能控制能流方向。
The power switches is able to control the direction of power flow as long as the capacitor voltage is kept higher than the system voltage.
其结构是在积放轨道的直轨道段上，沿前进方向分别安装楔块、推块气缸、接近开关。
The plot structure is put in orbit straight sections of track, wedge, pushing cylinder block, closing switching are installed along the forward direction.
XYZ轴方向均设置了行程限位开关，避免了运转过程中超程的烦恼。
The XYZ axis is arranged trel limit switch, to oid the operation process of the trouble.
不过，我们可在灯上添加电容滑块，实现开关灯和调光功能，这是设计方面的一个新方向。
However, the design is pushed in a new direction with the adding of a capacitive slider on the lamp to both turn the light on and off or to adjust the dimming level.
同时提供方向和速度控制开关功能。
Provides both direction switching and speed control functions.
并且通过对部分点源或线源的影响势函数施加方向控制开关，使所生成的网格按期望的规律分布。
We are often only interested in grids in several directions, so we add control parameters to some sources so that more grids are formed in these directions.
该装置在总馈电开关处的漏电保护装置使用附加直流电源原理，在分支馈电开关处的漏电保护装置使用零序功率方向式保护原理。
This device use the principle of additional DC power supply in main feeding switch, and use the principle of direction of zero sequence power in branch feeding switch.
定位与对阴极二极管门开关迅速照亮灯，或扭转方向，迅速将其关闭。
Orientate the diode with the cathode toward the door switch to quickly brighten the lamp, or reverse the direction to quickly turn it off.
一个比例方向阀是由与一个与调光开关非常象的电设备控制的。
A proportional directional valve however will be controlled by an electrical device more like a dimmer switch.
机架上装有上下两个限位开关，以控制换向阀改变切胶刀的运动方向，同时，也可保护活塞缸缸盖。
On the frame, with two limit switch to control the reversing valves change rubber cutting knife movement direction, at the same time, also can protect the piston cylinder cylinder.
左右旋转结构，方便调整置物方向，不需更换气管及磁簧开关。
About rotating structure, facilitate the adjustment of the direction glove compartment, no need to replace pipe and reed switches.
反过来说，如果电路中高压端的压强下降幅度过大(到1 -2巴)，开关1会向反方向开启，并再次打开触点。
Conversely, if the pressure in the high pressure part of the circuit drops significantly (to 1-2 bar), the same switch opens in the other direction, again opening the contacts.
最后对全文的研究内容进行了总结，并指出了出筒开关设计中需要进一步研究的内容及本课题下一步工作的方向。
Finally, Here have a summarization of the research contents and pointed out the further research object of the cylinder switch and the target of next step.
机架上装有上下两个限位开关，以控制换向阀改变切胶刀的运动方向，同时，也可保护活塞缸缸盖。
Two limit switches are installed on the frame to control the reversal valve to change the movement direction of the rubber knife, at the same time it protects the cover of the cylinder.
左右旋转机构：更换置物方向时方便调整，仅调整螺丝即可，不需要换气管及磁簧开关。
The left-right rotating institutions: replacement stowage direction convenient adjustment, only adjustment screws can, do not need to change the trachea and magnetic reed switch.
旋出方向度调整容易，不需要更换风管及开关，只需扳手轻松调整，节省时间。
Direction degree of screw out can be adjusted easily . No air pipes and switches are exchanged necessarily. This adjustment may be carried out simply by a spanner . Therefore , it is time saving.
软开关技术是电力电子学领域最活跃的研究方向之一，克服了硬开关工作方式中存在的缺陷。
The technology of soft-switch has been one of the most active directions in the power electronics field. It overcomes the limits of hard-switch working.
高压清洗车司机能开关氢汽油模式手动按下一个按钮，在多功能方向盘。
The driver is able to switch from hydrogen to gasoline mode manually by pressing a button on the multifunction steering wheel.
从开关上突出的一个用手控制的杠杆使驾驶员能根据所转的方向显示转向信号。
A manually controlled lever projecting from the switch permits the driver to signal the direction in which he wants to turn.
尝试移动光源在任何方向离开关键三角形的光线，你的鼠标移动选择以上。
Try moving the light source in any direction away from the key triangle lighting by moving your mouse over the options above.
首先以PIFA天线为基本结构，设计了能通过控制二极管开关状态来改变方向图的可重构天线，并实现了天线带宽的拓展。
Based on the PIFA structure, a pattern reconfigurable antenna can be controlled by RF diode switch is designed, with bandwidth expanded at the same time.
首先以PIFA天线为基本结构，设计了能通过控制二极管开关状态来改变方向图的可重构天线，并实现了天线带宽的拓展。
Based on the PIFA structure, a pattern reconfigurable antenna can be controlled by RF diode switch is designed, with bandwidth expanded at the same time.
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