The outside diameter of the pipe is （） the diameter of the bore of the piston rod, the result being that an annular space formed between the piston rod and the pipe.

相似题目

• Vertically below the deckline is a circle whose outside diameter is 300mm.It is called the（）.

  A . the deck line B . Plimsoll disc C . Plimsoll line D . summer load line

  查看最佳答案

• The piston rings are manufactured with a diameter （） the bore of the cylinder.

  A . larger than B . smaller than C . equal to D . none of the above

  查看最佳答案

• Given： package com.sun.scjp； public class Geodetics { public static final double DIAMETER = 12756.32； //kilometers } Which two correctly access the DIAMETER member of the Geodetics class？（） https://assets.asklib.com/images/image2/2018080114194111528.jpg

  A . A B . B C . C D . D

  查看最佳答案

• The outside of our house was（）painted blue.

  A . before B . firstly C . originally D . lastly

  查看最佳答案

• Maritime Declaration of Health is to be rendered to （） by the master of ship arriving from port outside the territory．

  A . Immigration Officer B . Customs Officer C . Quarantine Officer D . Ship's Agent

  查看最佳答案

• The lower end of each piston rod is reduced in diameter to fit a bore in （）.

  A . the crosshead B . the journals of the crosshead C . the crosshead shoes D . the guide

  查看最佳答案

• When the dew point of the outside air is lower than or equal to the dew point of the air in the cargo hold，you should（）.

  A . secure all ventilation B . shut down the exhaust blowers C . shut down the intake blowers D . ventilate the cargo hold

  查看最佳答案

• In today’s practice, with cylinders of equal diameter of bore and equal revolutions, the two-cycle engine delivers a power about 80 percent （） than that of the four-stroke one.

  A . greater B . better C . smaller D . le

  查看最佳答案

• Which of the following statements is NOT considered a characteristic of farming in the late 18th and early 19th centuries?（）

  A . Use of artificial fertilizer. B . Introduction of new agricultural machinery. C . The'Open-field'system. D . A system of crop rotation.

  查看最佳答案

• The diameters of the crankpins should be measured using （）.

  A . a micrometer B . a bridge gauge C . a spanner D . a wrench

  查看最佳答案

• Because of the resulting higher pressures in the cylinder from the combustion of this greater mass of fuel, and the larger diameters, the liner must be made （） at the top to accommodate the higher stresses, and prevent cracking of the material.

  A . thinner B . thicker C . smoother D . rougher

  查看最佳答案

• The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called （）.

  A . explosive range B . flash point C . ignition temperature D . combustion temperature

  查看最佳答案

• （）measured at the midship section and taken from outside of the ship’s side shell plating on one side to the outside of ship’side shell plating on the other side.

  A . Length overall B . After perpendicular C . Amidships D . Extreme breadth

  查看最佳答案

• To whom should the master render the Maritime Declaration of Health when the ship arrives at a port outside the territory?（）.

  A . Health doctor B . Health officer C . Health surgeon D . Health perso

  查看最佳答案

• What are the things that people need to do on the 5th day of the 5th lunar month?

  查看最佳答案

• The Chinese Moon Festival is on the 15th of the 8th lunar month, exactly in the middle of the spring season.

  查看最佳答案

• 7. living is the practice of providing for your own needs without outside aid or resources.

  查看最佳答案

• The Elizabethan theaters were built outside of the City of London for fear of ______.

  查看最佳答案

• The realist novelists of the 18 th century include__

  查看最佳答案

• The outside air's temperature determines the amount of extra heating needed in the ripening room.

  A．Y B．N C．NG

  查看最佳答案

• The Mid－Autumn Festival , as the name（)， falls on the 15th day of the 8th lunar month.

  The Mid-Autumn Festival , as the name()， falls on the 15th day of the 8th lunar month. A.appears B.means C.suggests

  查看最佳答案

• The financial statements are the means of conveying to the management and to the interested outsiders a concise picture of the profitability and financial position of a business.（)

  是 否

  查看最佳答案

• During the summer session there will be a revised schedule of services for the university community. Specific changes for intercampus bus services, the cafeteria, and summer hours for the infirmary and recreational and athletic facilities will be posted on the bulletin board outside of the cafeteria. Weekly movie and concert schedules which are in the process of being arranged will be posted each Wednesday outside of the cafeteria.

  Intercampus buses will leave the main hall every hour on the half hour and make all of the regular stops on their route around the campus. The cafeteria will serve breakfast, lunch, and early dinner from7 a.m. to 7 p.m. during the week and from noon to 7 p.m. on weekends. The library will maintain regular hours during the week, but shorter hours on Saturdays and Sundays. The weekend hours are from noon to 7 p. m. All students who want to use the library borrowing services and the recreational, athletic, and entertainment facilities must have valid summer identification cards. This announcement will also appear in the next issue of the student newspaper. Which of the following is the main purpose of this announcement？ A．To tell campus personnel of the new library services. B．To announce the new movies on campus this summer. C．To notify university people of important schedule changes. D．To remain students to validate their identification cards.

  查看最佳答案

• The author’s attitude toward the role of outside directors is___（）

  A．permissive B．positive C．scornful D．critical

  查看最佳答案