What is the default value for the ENABLED attribute of a job or program when it is created? （）

The guard, fencing or shielding for moving parts or machinery can be removed for repair only when the machinery it belongs to（）

These are the principles, however formulated, for which all good men and women throughout the world,（）of race or creed, education, social position, or occupation, are standing.

什么叫动力系数，动力系数大小与哪些因素有关？单自由度体系位移动力系数与内力动力系数是否一样？

Generally speaking, suction heads require to be （） for high speed or large capacities than for low speed or small capacities.

The guard, fencing or shielding for moving parts or machinery can be removed for repair only when the machinery it belongs to（）

What is a functional or carriage requirement for compulsory vessels?（）

What is a GMDSS functional or carriage requirement for compulsory vessels?（）

What does the word “that”stand for in the second paragraph?

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

The （） is used for hauling in or letting out the wires or ropes.

Banks have no liability for any delay or loss caused by postal or telex failure.