船舶在海上停车后的稳定风致漂移速度:()
围岩和初期支护结构基本稳定应具备隧道周边收敛速度有明显减缓趋势;收敛量已达总收敛量的()以上;收敛速度小于0.15mm/d或拱顶位移速度小于0.1mm/d。
An emergence sea anchor may be constructed by type of extinguisher?().
低含水稳定阶段的生产特点是:产油量达到峰值,含水达到最低点,生产井()下降,产液浓度开始上升,注入压力上升速度减缓,吸水剖面开始返转,低渗透层吸液量开始下降。
MOVING OF AN ANCHOR OVER THE SEA BOTTOM INVOLUNTARILY BECAUSE IT IS NO LONGER PREVENTING THE MOVEMENT OF THE VESSEL defines().
A sea anchor is().
After abandoning ship,you should deploy the sea anchor from a liferaft to().
围岩和初期支护结构基本稳定应具备下列条件:(1)、隧道周边收敛速度有明显减缓趋势;(2)、收敛量已达总收敛量的80%以上;(3)、()
The sea anchor shown as item number 14 will NOT().
Releasing oil from the sea anchor of a lifeboat may().
An emergency sea anchor may be constructed by using().
Moving of an anchor over the sea bottom involuntarily because it is no longer preventing the movement of the vessel defines().
Due to the shape of the sea anchor,the best way to haul it back aboard is by().
A marker pole,with a horseshoe buoy and a sea anchor attached,should be used to ().
短时间内不能安全脱险的搁浅船舶,应设法固定船体,其目的是:() Ⅰ避免在风流作用下向岸漂移 Ⅱ避免在风流作用而造成打横 Ⅲ避免在涌浪作用而造成墩底 Ⅳ避免在风流作用下造成尾淹
在油轮装油前,要用导线将船体与陆岸接通,其作用是防止油轮漂移。
Moving of an anchor over the sea bottom to control the movement of the vessel defines().
The purpose of storm oil in a sea anchor is to().
停车的船舶的风中漂移速度,与下列哪些因素有关?() Ⅰ、风速Ⅱ、船体水线上下侧面积之比Ⅲ、水深与吃水之比
In good weather,you should deploy the sea anchor from the liferaft to().
航行中船舶受风作用,其运动状态将出现()变化。 Ⅰ.船速增加或降低;Ⅱ.向下风方向漂移;Ⅲ.船首偏转,船体倾斜。
The purpose of the tripping line on a sea anchor is to().
MOVING OF AN ANCHOR OVER THE SEA BOTTOM TO CONTROL THE MOVEMENT OF THE VESSEL defines ______.
()短时间内不能安全脱险的搁浅船舶,应设法固定船体,其目的是:①避免在风流作用下向岸漂移②避免在风流作用而造成打横③避免在涌浪作用而造成墩底④避免在风流作用下造成尾淹