A392
Ord. No. 54/87
(b) Imperial Units
1 square mile
1 acre
=
WEIGHTS AND MEASURES
640 acres
4 840 square yards
= 1 210 square yards
= an area equal to that of a square each side of which
measures one yard
1 rood
1 square yard
I square foot
1 square inch
=
144
square foot
square yard
(a) Metric Units
1 cubic metre
PART III
Measurement of Volume
a volume equal to that of a cube each edge of which measures one metre
= 0.001 cubic metre
WEIGHTS AND MEASURES
(b) Imperial Units
1 gallon
4.546 09 cubic decimetres
1 quart
-gallon
4
1 pint
-quart
2
1 gill
1
pint
4
I fluid ounce
=
pint
20
PART V
Measurement of Mass or Weight
Ord. No. 54/87
A393
(a) Metric Units
1 tonne
1 kilogram
1 gram
= 1 000 kilograms
= a unit of mass equal to the international prototype of
-ཡ
the kilogram kept by the International Bureau of Weights and Measures
= 0.001 kilogram
=
15
gram
0.001 gram
1 cubic decimetre
1 cubic centimetre
1 litre
0.001 cubic decimetre
=
a volume equal to that of a cubic decimetre
= 0.1 litre
1 centilitre
= 0.01 litre
1 decilitre
1 millilitre
(b) Imperial Units
= 0.001 litre
a volume equal to that of a cube each edge of which measures one yard
1 cubic yard
1 cubic foot
cubic yard
27
1
1 cubic inch
cubic foot
1 728
1 metric carat
1 milligram
(b) Imperial Units
1 ton
1 hundredweight
1 quarter
1 stone
1 pound
1 ounce
= 2 240 pounds
=
= 112 pounds
=
28 pounds
= 14 pounds
=
0.453 592 37 kilogram exactly
(a) Metric Units
PART IV
Measurement of Capacity
1 hectolitre
- 100 litres
1 litre
= a volume equal to that of a cubic decimetre
1 decilitre
= 0.1 litre
I centilitre
-
0.01 litre
1 millilitre
=
0.001 litre
16
pound
1 dram
pound
256
1
1 grain
pound
7 000
12
1 ounce troy
pound
175
(c) Chinese Units
1 picul (tam)
100 catties
I catty (kan)
0.604 789 82 kilogram
1
1 tael (leung)
catty
16
1
1 mace (tsin)
catty
160
1
1 candareen (fan)
catty
1 600
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