1.
Research on Low-speed Stick-slip Characteristics and Criterion of Pneumatic Cylinder;
气缸低速爬行特性及其特征判据的研究
2.
He exchanged high gear into low one when driving on a slope
爬坡时，他将高速档换成低速档。
3.
Large trucks need to gear down going up steep hills.
大型卡车在爬陡坡时，需要换低速档。
4.
You have to change down when you drive up a slope.
当你开车爬坡时，得换成低速档。
5.
You have to shift down when you climb up steep hills.
开车爬陡峭的山坡时, 你得换低速挡。
6.
A comprehensive critical criterion suitable for movement stability of sliding parts in various speed condition is given.
由于低速条件下不稳定的运动一般伴随周期性的停顿,因而被形象地称为粘一滑,俗称其为爬行。
7.
The mechanism of self-excited viberation caus in g climbing phenomenon because of the low velocity of driving parts in a machin e’s feed system was discussed.
讨论了机床进给系统中因驱动件运动速度低 ,因而产生爬行现象的自激振动机理。
8.
I began to crawl, keeping as low as possible.
我开始爬行，尽我可能的降低重心。
9.
a crawl was all that the injured man could manage; the traffic moved at a creep.
一个受伤的人所能进行的爬行；车辆以爬行的速度前。
10.
The tortoise crept along at an agonizingly slow speed.
那只乌龟以让人难受的慢速度爬行着。
11.
The earth moves at a crawl compared with the speed of light.
与光速相比，地球也只是在爬行。
12.
The lowest gear on a mountain bike, used for very steep climbs.
直译为“老奶奶速比”，山地车上最低一档的速比，用于最陡峭的爬坡。
13.
From its starting point below sea level, it climbs west for nearly 1500 miles.
它从低于海平面的起点向西爬行了1500英里。
14.
but barely chugging along at thirty.
而是卟哧卟哧地向前爬行，时速仅30英里。
15.
A snail by comparison is supersonic.
相形之下，蜗牛的爬行倒可说是超音速的了。
16.
It records "air data" such as the airplane's speed, heading, altitude, rate of climb or descent, accelerations, and decelerations.
它记录的飞行数据包括飞机的速度、航向、高度、爬升或下降速度、加速以及减速等。
17.
When cruising under low power demand conditions, the engine &motor will turn relatively slowly, while they will turn faster when accelerating or climbing a hill.
在低功率条件下巡航时，发动机和电动机转速相对较慢，然而，加速和爬坡时，旋转快。
18.
Climb-out should be parallel to flight path and at a moderate speed.
垂直爬升的过程中，机体必须与航道平行，并且保持适当的上升速度。