He bumped his head on the low beams.
他的头撞到了低矮的横梁上。
Use low beams in traffic and fog .
堵车和大雾时用低光。
This system outpaces current U. s. headlight regulations, which require a separate switch setting for high and low beams.
该系统超出了美国当前对前大灯的管理规定，它要求远光光束与近光光束要有单独的开关操控。
With the emergency brake remaining "set" have the truck driver turn on and test the headlights both high and low beams, both left and right front signal lights and the windshield wipers.
将刹车继续“放”在紧急制动档，让驾驶员使卡车转弯，以此试一下车辆的前照灯，包括大灯、小灯、左侧和右侧信号灯以及挡风玻璃刮水器等。
The low-powered beams are considered safe.
低能量的光束被认为是安全的。
On the basis of experiment research, the internal force of high strength bolt joint area of steel beams and concrete walls within steel profiled bar was analyzed under the low period cyclic load.
在试验研究的基础上，对钢梁与钢骨混凝土墙高强螺栓连接节点在低周反复荷载作用下节点域的内力进行分析。
The beam in the cavity and the output beam of the laser, if they occur in free space rather than waveguides (as in an optical fiber laser), are, at best, low order Gaussian beams.
如果激光光束洞和激光输出束出现在自由的空间，而不是波导（如光纤激光器），那么充其量也就是低阶高斯光束。
The method is particularly effective for beams with a relatively low steel reinforcement ratio.
该加固方法对于低配筋率混凝土梁特别有效。
Several ways were employed in the reinforcement of a science and technology complex building. Beams were strengthened by sticking steel plates outside at less steel consumption and low costs;
某科技综合楼加固工程中采用了多种加固方法，梁采用外粘钢板加固，用钢量少，造价低；
The test results of eight composite and two normal reinforced concrete continuous beams under low cyclic loading and monotonic loading respectively are presented.
本文介绍八根迭合与两根整浇钢筋混凝土连续染，分别在单向荷载与低周反复荷载作用下的试验结果。
An experimental scheme is established for the study of the inverse kinematics reactions induced by low energy secondary radioactive nuclear beams.
确立了一种用于研究低能次级放射性束逆运动学核反应的实验方案。
Specimens of 16 unbonded prestressed concrete beams under low cyclic loading were tested.
完成了16根无粘结预应力混凝土梁的低周反复荷载试验。
Anchorage schemes can not only prevent the GFRP sheets from debonding but also improve the ductile behavior of strengthened beams with low shear span ratio.
对于剪跨比小的加固梁，梁端锚固条不仅可以防止发生剥离破坏，而且还改善了梁的延性。
Human salivary gland cells (HSG) were irradiated with carbon ion beams supplied by the Heavy IonMedical Accelerator in Chiba (HIMAC), Japan at a low dose rate of 0.
利用日本千叶重离子医用加速器HIMAC提供的碳离子束，对人类唾液腺细胞(HSG)在剂量率为0。
In the case of low laser power, by means of cylindrical focusing laser beams, energy conversion efficiencies were increased by a factor of 8 to 30 with a maximum conversion efficiency of 64%.
利用圆柱面透镜将激光束聚焦的办法使能量转换效率提高了8到30倍。用此方法最高能量转换效率达到了64%。
The results show that heat loss of MHP is mainly determined by gas conduction in high pressure range, while conduction through the supporting beams dominates in low pressure range.
分析结果显示，气压较高时微热板传热以气体导热为主，而气压较低时以支撑桥导热为主；
Because such bottle beams possess characteristics of low coherence and vortex, it may be used in microscopic particles guiding, trapping, and inducing rotation.
由于这种局域空心光束具有低相干和涡旋的特性，所以在微观粒子的操纵、诱捕和诱导旋转中它能够被应用。
There are provided an electron beam application method and an electron beam application device capable of uniformly applying electron beams to an object even if the electron beams have a low energy.
本发明提供即使是低能量的电子射线，也能够均匀地对对象物照射 电子射线的电子射线照射方法和电子射线照射装置。
There are provided an electron beam application method and an electron beam application device capable of uniformly applying electron beams to an object even if the electron beams have a low energy.
本发明提供即使是低能量的电子射线，也能够均匀地对对象物照射 电子射线的电子射线照射方法和电子射线照射装置。
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