英语词汇“pulley block”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

pulley block n. [compare Middle Low German polleyenblok] a block or casing in which a pulley is mounted.

ΚΠ

1760 J. Ferguson Lect. 105 To the pulley-block V is hung the counterpoise W.

1862 Internat. Exhib.: Illustr. Catal. Industr. Dept. II. xxxi. 22/2 (caption) Wrought-Iron Pulley Block, with cast-brass or iron sheaves.

1913 H. Wilda Cranes & Hoists ii. 128 The lifting and lowering of the load is effected by means of multiple pulley blocks.

1990 A. Maidment I remember, I Remember (BNC) 106 The skeleton of the body..would be lifted on to rollers, rolled..down to the waiting chassis in the yard by means of skids. A pulley block was used to ensure the safety of this manoeuvre.

单词	pulley block
释义	> as lemmas pulley block pulley block n. [compare Middle Low German polleyenblok] a block or casing in which a pulley is mounted. ΚΠ 1760 J. Ferguson Lect. 105 To the pulley-block V is hung the counterpoise W. 1862 Internat. Exhib.: Illustr. Catal. Industr. Dept. II. xxxi. 22/2 (caption) Wrought-Iron Pulley Block, with cast-brass or iron sheaves. 1913 H. Wilda Cranes & Hoists ii. 128 The lifting and lowering of the load is effected by means of multiple pulley blocks. 1990 A. Maidment I remember, I Remember (BNC) 106 The skeleton of the body..would be lifted on to rollers, rolled..down to the waiting chassis in the yard by means of skids. A pulley block was used to ensure the safety of this manoeuvre. extracted from pulleyn.¹ < as lemmas
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> as lemmas