Tài liệu Basic Ship Theory K J Rawson E C Tupper 10/2011 volume2 pdf

... quarter of the last century there were many changes in the maritime scene. Ships may be now much larger; their speeds are generally higher; the crews have become drastically reduced; there are ... speed. For this reason, the economical speed has tended to increase in recent years. The economic speed is a complicated thing to calculate but factors to be considered are: the fuel bill for cover...

Ngày tải lên: 13/02/2014, 11:20

... tonnef is placed 3.05 m o the centreline on a deck 8.54 m above the keel and by constructing the movements on squared paper, estimate, to the nearest degree, the heel of the ship. 7. The half ... detracted from the creative aspects and aected the enjoyment of designing ships. Today, while it would be possible, such prolonged calculation is unthinkable because the chores have been removed...

Ngày tải lên: 13/02/2014, 20:20

... fraction C D drag coe. C L lift coe. C T speci c total resistance coe. C W speci c wave-making resistance coe. D drag force F n Froude number I idle resistance J advance number of propeller K Q torque coe. K T thrust ... symbol Force newton N  kg m=s 2 Work, energy joule J  Nm Power watt W  J= s Electric charge coulomb C  As Electric potential volt V  W=A Electr...

Ngày tải lên: 05/03/2014, 15:20

... the network interface. Features: • Unparalleled delay skew performance • Manufactured with lead-free materials Compliances: • UL Subject 444 • (UL) -C( UL) Type CMP • ICEA S-90-661 • NEC 800 Type CMP • ... Basic Structured Cabling Systems Category 5e 4-Pair Plenum Data Cable SPEC SHEET SPEC SHEET www.adc.com • +1-952-938-8080 • 1-800-366-3891 ADC’s Basic Category 5e and Category 6 Str...

Ngày tải lên: 17/01/2014, 11:20

... tonnef is placed 3.05 m o the centreline on a deck 8.54 m above the keel and by constructing the movements on squared paper, estimate, to the nearest degree, the heel of the ship. 7. The half ... detracted from the creative aspects and aected the enjoyment of designing ships. Today, while it would be possible, such prolonged calculation is unthinkable because the chores have been removed...

Ngày tải lên: 20/10/2012, 08:34

... centurythere were manychanges in the maritime scene. Ships maybe now much larger; their speeds are generally higher; the crews have become drasticallyreduced; there are manydierent types (including ... speed. For this reason, the economical speed has tended to increase in recent years. The economic speed is a complicated thing to calculate but factors to be considered are: the fuel bill for...

Ngày tải lên: 20/10/2012, 08:34

... public buses can reuse exhaust fume and we can keep the air cleaner. That’s how we can save the environment. 4. Post –speaking:(4’) Discuss with a partner the best way to protect the environment. ... plastic bags are very hard to dissolve. They will cause pollution. And if we use less paper, we can save trees in the forest. That’s how we can save the environment. R#H .I think y...

Ngày tải lên: 29/11/2013, 17:11

... nhà hình chữ nhật, c chiều rộng 6m và chiều dài 9m. C hai loại gạch dùng để lát nền nhà c k ch th c nh sau: Gạch loại I c k ch th c: 30cm x 30cm Gạch loại II c k ch th c: 40cm x 40cm a) Hỏi ... ) Chữa bài 114 (SGK) GọI 1 em HS. - Thế nào là c, là bội c a 1 số? Tìm c c c của a trong bảng sau? Số a 2 3 4 5 6 C c - c của a GV hỏi thêm: - Nêu c ch tìm c c bội c a một số ? C...

Ngày tải lên: 01/12/2013, 05:11

... nhà hình chữ nhật, c chiều rộng 6m và chiều dài 9m. C hai loại gạch dùng để lát nền nhà c k ch th c nh sau: Gạch loại I c k ch th c: 30cm x 30cm Gạch loại II c k ch th c: 40cm x 40cm a) Hỏi ... một tổng ,c c dấu hiệu chia hết cho 2, cho 5, cho3, cho 9, số nguyên tố và hợp số, c chung và bội chung ƯCLN và BCNN. Rèn luyện k năng tìm c c số ho c tổng chia hết cho 2, cho 5, cho3,...

Ngày tải lên: 01/12/2013, 05:11