The motor carrier administration is already considering a rule to tighten its standards for medical certification of commercial drivers.
汽车运输安全管理局已在考虑将商业驾驶的医师证明标准规定得更紧。
This paper issues a kind of Angle measuring tracking method for conical scan without hollow motor in moving carrier satellite communication system.
提出了一种在动载体卫星通信控制系统中，无需空心电机的圆锥扫描测角跟踪方案。
Not only that, but the nervous system must also be trained, because it is the carrier of impulses through the sensory and motor channels.
不仅如此，神经系统也必须接受训练，因为它是通过感觉和运动通道运输神经脉冲的工具。
All boats will travel together; a motor boat will be accompanying us as the safety boat, and act as our BBQ and food carrier.
届时所有船只将结伴航行，另一条满载我们所需食物及饮品的机动船只将与我们船队随行作救生艇用。
The prime motor rotates in a fixed direction and the alternating motion of the carrier bar is accomplished by the crank-rocker mechanism.
电动机单向旋转，用曲柄摇杆机构换向，实现悬点的往复直线运动。
The prime motor rotates in a fixed direction and the alternating motion of the carrier bar is accomplished by the crank-rocker mechanism.
电动机单向旋转，用曲柄摇杆机构换向，实现悬点的往复直线运动。
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