1.
Loosen setscrews 2 in the vertical driving cam.
拧松上下传送凸轮的固定螺丝2。
2.
Loosen setscrew 2, and remove thread tention as m 5.
拧松固定螺丝2，卸下线张力(组件)5。
3.
Loosen setscrew 2.
拧松线张力台的固定螺丝2。
4.
Loosen setscrew 4.
拧松线张力杆固定螺丝4进行调整。
5.
One of the pins of a stringed instrument that are turned to tighten or slacken the strings so as to regulate their pitch.
琴栓，弦钮用来拧紧或拧松弦以定音的弦乐器的一个乐栓
6.
Loosen two setscrews 5 in top feed cam 4.
拧松上送布凸轮4和固定螺丝52个螺丝。
7.
Loosen setscrew 1 in the oil shield plate, and remove oil shield plate 2.
请拧松防油板固定螺丝1 ，然后卸下防油板2。
8.
Loosen the adjustment screw, and adjust the length of the link rod.
请拧松调整螺丝，拔出或插入连接杆进行调整。
9.
Remove the upper flywheel and converter housing bolts and loosen the bottom bolts.
拆卸上部飞轮及转换器外壳螺栓，拧松底部螺栓。
10.
Remove the throat plate, loosen hook screw 6 and adjust the hook.
调整旋梭时，请卸下针板，拧松旋梭固定螺丝6，然后进行调整。
11.
Loosen needle clamping screw 2, and hold needle 1 so that long groove A in needle 1 faces exactly to the left.
拧松机针固定螺丝2，把机针1的长槽A转到横向朝左。
12.
Remove the upper engine flywheel/converter housing bolts and loosen the bottom bolts.
卸去上端引擎飞轮/转换器壳体螺栓，并拧松底部螺栓。
13.
The handle has become loose, so screw up it, please.
把手松了，请用螺丝拧紧。
14.
A screw has started. Tighten it.
一个螺丝松了，把它拧紧。
15.
Tighten locknut 1 to fix the thread stand.
拧紧固定螺母1不让线架装置松动。
16.
a soft loosely twisted thread used in embroidery.
一种松软拧曲用于刺绣的线。
17.
He tightened a few slack screws.
他把几个松动的螺钉拧紧了。
18.
You have to screw up the handle, it has become loose.
柄松动了，你得把螺丝拧紧。