《海船船员值班规则》适用于在（）及以上中国籍海船上服务的组成值班的船员。

关于印发《LNG燃料动力试点船舶技术要求》和《LNG燃料动力试点船舶关键设备技术要求》的通知海船检307号是哪一年颁布的？适用于什么船？不适用哪几种船？

（）morphemes are those that cannot be used independently but have to be combined with other morphemes, either free or bound, to form a word.

Emulsion oils and sodium nitrite are both approved additives, but （） cannot be used if any pipes are galvanized or if soldered joints exist.

Those generally used additives for cooling water are either anti-corrosion oils or inorganic（）.

Generally speaking, suction heads require to be （） for high speed or large capacities than for low speed or small capacities.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

The （） is used for hauling in or letting out the wires or ropes.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Chemical Tankers are generally referred to the cargo ships constructed or adapted and used for the carriage of（）.

（）refers to a word or expression that is prohibited by the “polite” society from general use.

（）generally indicates that a gale or storm is approaching.