更多"A snatch block is a（）."的相关试题:
[单项选择]A snatch block is a（）.
A. block used only with manila rope
B. chock roller
C. hinged block
D. strong block used for short，sharp pulls
[单项选择]A snatch block would most likely be used as a（）.
A. boat fall
B. fairlead
C. riding pawl
D. topping lift
[单项选择]关于Block2007研究与Block2005研究，以下哪项是正确（）
A. 终点都是死亡率
B. 对照组都是含钙的磷结合剂
C. 终点都是冠状动脉钙化
D. Block2005终点是死亡率
[单项选择]BLOCK是DX平台硬盘空间的计量单位，1block相当于（）字节。
A. 256
B. 512
C. 1024
D. 2048
[名词解释]完全区组设计 complete block design
[名词解释]随机区组试验 randomized block experiment
[名词解释]准移动闭塞quasi-moving block
[单项选择]Which protocol would provide block access to remote storage over WAN links?（）
A. iSCSI
B. FCIP
C. SCSI-FP
D. eSCSI
[单项选择]When approaching Block Island Sound from Long Island Sound，you will enter waters governed by the International Rules of the Road when you（）.
A. pass through The Race
B. cross the territorial sea boundary
C. exit Block Island Sound to the east or south
D. None of the above，as Long Island Sound is governed by the International Rules of the Road
[名词解释]不完全区组设计 incomplete block design
[单项选择]The DB_BLOCK_CHECKING initialization parameter is set to OFF.Which block checking would be performed?（）
A. The Oracle database will perform block checking for the index blocks only
B. The Oracle database will not perform block checking for any of the data blocks
C. The Oracle database will perform block checking for the default permanent tablespace only
D. The Oracle database will perform block checking for the data blocks in all user tablespaces
E. The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only
[单项选择]Each lifebuoy shall be marked in block capitals of the Roman alphabet with（）of the ship.
A. the call sign and name
B. the official number and name
C. the port of registry and name
D. the port of registry and official number
[单项选择]The splice designed to pass easily through a block is called a(n)（）.
A. eye splice
B. short splice
C. long splice
D. block splice
[单项选择]A thrust block is designed to（）.
A. absorb the shock of wave pressure at the bow
B. be placed between the engines and the foundation to absorb the vibration
C. transmit the thrust of the engine to the propeller
D. transmit the thrust of the propeller to the vessel
[单项选择]There is a support ring between the cylinder block and collar of the cylinder liner, thus carrying both the liner and the cylinder coverIt also passes to the cooling bores and to the cover（）
A. cooling water
B. cooling oil
C. refrigerant
D. lubricate oil
