tonnage 音标拼音: [t'ʌnədʒ] [t'ʌnɪdʒ]
n . 登记吨位,排水量
登记吨位,排水量
tonnage n 1 :
a tax imposed on ships that enter the US ;
based on the tonnage of the ship [
synonym : {
tonnage }, {
tunnage }, {
tonnage duty }]
Tonnage \
Ton "
nage \ (?;
48 ),
n . [
From {
Ton }
a measure .]
[
1913 Webster ]
1 .
The weight of goods carried in a boat or a ship .
[
1913 Webster ]
2 .
The cubical content or burden of a vessel ,
or vessels ,
in tons ;
or ,
the amount of weight which one or several vessels may carry .
See {
Ton },
n .
(
b ) .
[
1913 Webster ]
A fleet . . .
with an aggregate tonnage of 60 ,
000 seemed sufficient to conquer the world .
--
Motley .
[
1913 Webster ]
3 .
A duty or impost on vessels ,
estimated per ton ,
or ,
a duty ,
toll ,
or rate payable on goods per ton transported on canals .
[
1913 Webster ]
4 .
The whole amount of shipping estimated by tons ;
as ,
the tonnage of the United States .
See {
Ton }.
[
1913 Webster ]
Note :
There are in common use the following terms relating to tonnage : (
a )
Displacement . (
b )
Register tonnage ,
gross and net . (
c )
Freight tonnage . (
d )
Builders '
measurement . (
e )
Yacht measurement .
The first is mainly used for war vessels ,
where the total weight is likely to be nearly constant .
The second is the most important ,
being that used for commercial purposes .
The third and fourth are different rules for ascertaining the actual burden -
carrying power of a vessel ,
and the fifth is for the proper classification of pleasure craft .
Gross tonnage expresses the total cubical interior of a vessel ;
net tonnage ,
the cubical space actually available for freight -
carrying purposes .
Rules for ascertaining these measurements are established by law .
[
1913 Webster ]
53 Moby Thesaurus words for "
tonnage ":
accommodation ,
argosy ,
avoirdupois ,
beef ,
beefiness ,
bottoms ,
burden ,
capacity ,
carriage ,
cartage ,
content ,
cordage ,
deadweight ,
drayage ,
expressage ,
fatness ,
fleet ,
flotilla ,
freight ,
freightage ,
gravity ,
gross weight ,
haulage ,
heaviness ,
heft ,
heftiness ,
limit ,
line ,
liveweight ,
measure ,
merchant fleet ,
merchant navy ,
navy ,
neat weight ,
net ,
net weight ,
overbalance ,
overweight ,
ponderability ,
ponderosity ,
ponderousness ,
poundage ,
quantity ,
room ,
shipping ,
ships ,
space ,
stowage ,
underweight ,
volume ,
weight ,
weightiness ,
whaling fleet TONNAGE ,
mar .
law .
The capacity of a ship or vessel .
2 .
The act of congress of March 2 ,
1799 ,
s .
64 ,
1 Story '
s L .
U .
S .
630 ,
directs that to ascertain the tonnage of any ship or vessel ,
the surveyor ,
&
c .
shall ,
if the said ship or vessel be double decked ,
take the length thereof from the forepart of the main stem ,
to the afterpart of the stern post ,
above the upper deck ,
the breadth thereof ,
at the broadest part above the mainwales ,
half of which breadth shall be accounted the depth of such vessel ,
and then deduct from the length three -
fifths of the breadth ,
multiply the remainder by the breadth and the product of the depth ,
and shall divide this last product by ninety -
five ,
the quotients whereof shall be deemed the true contents or tonnage of such ship or vessel .
And if such ship or vessel shall be single decked ,
the said ,
surveyor shall take the length and breadth as above directed ,
in respect to a double deck ship or vessel ,
and shall deduct from the length three -
fifths of the breadth ,
and taking the depth from the underside of the deck plank to the ceiling of the hold ,
shall multiply and divide as aforesaid ,
and the quotient shall be deemed the tonnage of such ship or vessel .
3 .
The duties paid on the tonnage of a ship or vessel are also called tonnage .
4 .
These duties are altogether abolished in relation .
to American vessels by the act of May 31 ,
1830 ,
s .
1 ,
4 Story '
s Laws U .
S .
2216 .
And by the second section of the same act ,
all tonnage duties on foreign vessels are abolished ,
provided the president of the ,
United States shall be satisfied that the discriminating or countervailing duties of such foreign nation ,
so far as they operate to the disadvantage .
of the United States ,
have been abolished .
5 .
The constitution of the United States provides ,
art .
1 ,
s .
10 ,
n .
2 ,
that no state shall ,
without the consent of congress ,
lay any duty on tonnage .
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