着消防避火服进入火焰区域时应使用喷雾水实施掩护。()
参考答案:对
Make sentences. 连词成句。
1. birthdays are in there January many how
2. is your when birthday
3. date the what is
4. birthday in my is June
5. birthday has July in a who
海上拖带对拖缆系结的正确做法包括:()
Ⅰ将拖缆用琵琶头直接套桩
Ⅱ拖缆先绕甲板室、舱口或桅杆再在另一舷缆桩上各绕一圈后在第二付缆桩上绕8字
Ⅲ为了便于松出和绞进拖缆,应预先准备好制索器
Ⅳ拖缆通过的导缆孔及各转角处要包扎并涂牛油
A.Ⅰ~Ⅲ对
B.Ⅱ~Ⅳ对
C.Ⅰ、Ⅱ、Ⅳ对
D.Ⅰ、Ⅲ、Ⅳ对