A sign of thunderstorm development is a cumulus cloud().
A、darkening,growing in size and forming an anvil top
B、that shows extensive vertical development
C、creating cold downdrafts that are felt on the ground
D、All of the above
A、darkening,growing in size and forming an anvil top
B、that shows extensive vertical development
C、creating cold downdrafts that are felt on the ground
D、All of the above
A、Sign a Clean Bill of Lading and accept the Letter of Indemnity B、Refuse to sign a Clean Bill of Lading C、Sign the Clean Bill of Lading and have the agent countersign it D、Sign a Clean Bill of lading under protest
A、bow and stern shell frames and plating B、junction of the frames with the beams and floors C、garboard strake,at each side of the keel D、thrust bearing of the main shaft
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
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
A、A.vomiting B、B.blue color and lack of breathing C、C.irregular breathing D、D.unconsciousness