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

> as lemmas

dispatch-tube

dispatch-tube n. (see quots.).

ΚΠ

1861 Engineer XII. 51/3 (title) The Pneumatic Despatch.

1861 Engineer XII. 51/3 The loads, in the pneumatic despatch tubes do not much exceed half-a-ton, unless the despatch carriages are coupled in trains of two or more.

1874 E. H. Knight Amer. Mech. Dict. I. 182/1 A late act of Congress (1872) appropriates $15,000 for a pneumatic dispatch-tube between the Capitol and the Government Printing-Office, Washington.

1874 E. H. Knight Amer. Mech. Dict. I. 709/1 Dispatch-tube, a tube in which letters or parcels are transported by a current of air.

extracted from dispatchdespatchn.

as lemmas

单词	dispatch-tube
释义	> as lemmas dispatch-tube dispatch-tube n. (see quots.). ΚΠ 1861 Engineer XII. 51/3 (title) The Pneumatic Despatch. 1861 Engineer XII. 51/3 The loads, in the pneumatic despatch tubes do not much exceed half-a-ton, unless the despatch carriages are coupled in trains of two or more. 1874 E. H. Knight Amer. Mech. Dict. I. 182/1 A late act of Congress (1872) appropriates $15,000 for a pneumatic dispatch-tube between the Capitol and the Government Printing-Office, Washington. 1874 E. H. Knight Amer. Mech. Dict. I. 709/1 Dispatch-tube, a tube in which letters or parcels are transported by a current of air. extracted from dispatchdespatchn. < as lemmas
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