【单选题】Orders of the Master to the officer of the watch which s / he must comply with are ______.
D.
Requirements by master
【判断题】我走在大街上,生活是美好的,我感觉却是痛苦的。这里的句子的主旨体现的词是美好,痛苦,却等。
【多选题】在快递包装中,我们常使用的包装材料有以下哪些?
【单选题】Orders of the Master to the officer of the watch which is he must comply with are ______.
D.
Requirements by master
【简答题】The applicants must be a degree holder.
【单选题】Which installed equipment must be tested and logged when a new Master assumes command ().
A.
Internal communications,including sound-powered telephones
B.
Navigational lights and search lights
D.
All of the above must be tested
【多选题】塑胶袋包装要求在不同成分的塑料容器或包装上使用不同的标识,其含义正确的有哪些?
A.
PETE (聚氯乙烯) ,这种材料制作的容器,就是常见的装汽水的塑料瓶, 也俗称“宝特瓶”。
B.
H[)PI∑(高密度聚乙烯),清洁剂、洗发精、沐浴乳、食用油、农药等的容器多以 H[)PE 制造。容器多半不透明,手感似
C.
PVC: (聚乙烯对苯二甲酸脂) ,多用以制造水管、雨衣、书包、建材、塑料膜、塑料盒等器物。
D.
L[)PE(低密度聚乙烯),随处可见的塑料袋多以LDPE制造