[单项选择]The line connecting the Loran-C master station with a secondary station is called the（）.
A. Focus line
B. Base line
C. Side line
D. Center line

[单项选择]A line connecting all possible positions of your vessel at any given time is a（）.
A. longitude line
B. latitude line
C. line of position
D. fix

[单项选择]A line on a weather chart connecting places which have the same barometric pressure is called an（）.
A. isotherm
B. isallobar
C. isobar
D. isotope

[单项选择]

A crankshaft whose center of gravity coincides with its center line is said to be（）
Ⅰ.statically balanced
Ⅱ.dynamically balanced

A. Ⅰ only
B. Ⅱ only
C. both Ⅰ and Ⅱ
D. neither Ⅰ nor Ⅱ

[多项选择]Acme Costume Company is connecting its manufacturing facilties to its stores with a small pointto-multipoint Frame Relay IP WAN. Little growth is expected in the network infrastructure.Up to this point the company has been using a dial-on-demand network. Dropping WAN costs, however, have led them to consider using a high-speed WAN solution to improve access. Which two routing protocols could you deploy to support the new larger network while keeping costs down?（）
A. RIP
B. RIPv2
C. EIGRP
D. OSPF

[单项选择]Charging is the filling of the engine cylinder with a supply of （） for compression.
A. water
B. fresh air
C. fuel oil
D. gas

[单项选择]All Loran-C transmitting stations are equipped with cesium frequency standards which permit （）.
A. every station in one chain to transmit at the same time
B. each station to transmit without reference to another station
C. on-line transmission of single-line transmitters at the same time
D. each station to only depend on the master for synchronization and signal ratio

[单项选择]In restricted visibility the speed of a vessel without operational radar may be（）enable effective avoiding action to be taken on sighting another ship.
A. too low to
B. too high to
C. too high for
D. too low for

[单项选择]

An acceptable means of tightening connecting rod and main bearing cap bolts is to measure the （）
Ⅰ.torque applied to each nut and bolt assembly
Ⅱstretch of each nut before and after tightening

A. Ⅰonly
B. Ⅱ only
C. both Ⅰ and Ⅱ
D. neither Ⅰ nor Ⅱ

[单项选择]Connecting elements of a mooring system should be fabricated from（）.
A. cast iron
B. forged steel
C. stainless steel
D. cast steel

[单项选择]The connecting rod large end bearing shell generally has tags for location and oil grooves round the center of its axial length which correspond with grooves in the （） through which oil is transmitted up the rod to lubricate the small end.
A. connecting rod
B. piston rod
C. bearing housing
D. none of the above

[单项选择]The connecting rob is fitted between the crosshead and the crankshaftIt transmits the firing force, and together with the crankshaft convert the （） motion to a （） motion.
A. rotary；reciprocating
B. up and down；fore and aft
C. fore and aft；up and down
D. up and down；rotary

[单项选择]The connecting rod is fitted between the crosshead and the crankshaftI t transmits the firing force, and together with the crankshaft converts the （）motion to a （）motion.
A. rotary；reciprocating
B. up and down；fore and aft
C. fore and aft；up and down
D. up and down；rotary

[单项选择]Diesel engine main and connecting rod precision bearings are made in halvesEach half exceeds one-half the bearing circumference by a small amountThe small amount is termed （）.
A. clearance
B. crush
C. pitch
D. thrust

[单项选择]You create a master page named Article.master. Article.master serves as the template for articles on your Web site. The master page uses the following page directives. <%@ Master Language="VB" CodeFile="article.master.vb" Inherits="article" %> You need to create a content page that uses the master page as a template. In addition, you need to use a single master page for all devices that access the Web site. Which code segment should you use? （）
A. <%@ Page Language="VB" Theme="article"%>
B. <%@ Page Language="VB" MasterPageFile="~/article.master"%>
C. <%@ Page Language="VB" ie:MasterPageFile="~/article.master"%>
D. <%@Page Language="VB" all:MasterPageFile="~/article.master"%>

[单项选择]You create a master page named Template.master. Template.master contains the following ContentPlaceHolder server controls.You also create 10 Web Forms. The Web Forms reference Template.master as their master page. Each Web Form has the following Content controls that correspond to the ContentPlaceHolder controls in Template.master.You need to configure the Web pages so that default content will be shown in the area2 ContentPlaceHolder control whenever a Web Form does not provide that content. What should you do? （）
A. Move default content inside area2 in Template.master. Remove area2 from Web Forms that do not provide content.
B. Move default content inside area2 in Template.master. Leave area2 blank in Web Forms that do not provide content.
C. Move default content inside area2 in the Web Forms. Remove area2 from Template.master.
D. Create an additional ContentPlaceHolder control in Template.master named area2_default. Place default content inside area2_default. Remove area2 from Web Forms that do not provide content.