hook-slide tackle 钩式铲球
slide hook 滑钩
lock hook slide 锁钩滑板
slide e hook 滑钩
st Slide Thumb Hook 第一滑动拇指钩
1st Slide Thumb Hook 第一滑动拇指钩
Can be divided into: single hook slide rails, double hook slide rails.
本类型机可分：单吊钩滑轨、双吊钩滑轨。
CR300H Bach USA -. 459 "bore, 1st slide thumb hook, Monel pistons, clear lacquer, Bach 349-6 mouthpiece, 5091 case".
CR300 H美国吧哈- . 459“内腔，第一滑动拇指钩，蒙乃尔合金活塞，透明亮漆，吧哈349 - 6吹口，5091盒子。”
To raise and lower the slide to the various positions of the hook tips relative to the needle back, a sliding control block may be provided.
可用一滑动控制块把滑动件相对针背升降到各钩尖端位置上。
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