（）tankers over 100 meters long must not proceed beyond Dongbei Buoy.
英译中（Translate）：chemical potential（）
Chemical burns are caused by the skin coming in contact with（）.
化学沉积作用（chemical sedimentation）
Dry chemical fire extinguishers are effective on which type(s) of fire?（）
You are on a multiple-product chemical tanker and will carry cargoes of ethanolamine，methyl acrylate，and glycerine. Which statement is true? （）
目前GENER机的透亮工艺其烘烤温度是（）。
某“04规则”甲类大副适任证书上记载“Not valid for service in tankers”，则该船员可在（）上工作。
According to the Chemical Data Guide，which reactive group(s) is/are not compatible with the products polybutene and o-xylene? （）
化学需氧量（Chemical Oxygen Demand）
化学致癌物（chemical carcinogen）
You are on a multiple-product chemical tanker with orders to load diethylamine. What is NOT a requirement for transporting this cargo?（）
Ullages on tankers are measured from（）.
化学补偿控制 chemical shimming control
The purpose of inert gas systems aboard tankers is to（）.
You are on a multiple-product chemical tanker and will carry cargoes of allyl alcohol，benzene，and propanolamine. Which of the following is true? （）
You are on a multiple-product chemical tanker with orders to load diethylamine.What is NOT a requirement for transporting this cargo（）.
S-containing compounds are a group of naturally occurring chemical compounds that mostly contain basic nitrogen atoms.
____ are chemical messengers in the transmission of impulses that trigger the receptors on the next nerve cell’s dendrites to produce a new electrical current.
______ involves transforming gases, liquids, and solid elements by chemical and physical means. where atoms and molecules are combined to form solid materials.
Regulations require that cargo pumps in tankers carrying grade D liquid cargo shall be isolated from sources of vapor ignition by ______．
Tom: What was your worst subject？ Ron: Mm ... that would be chemistry. I never could learn to like it very much, and my marks weren't ever very good. The chemical formulas were hard for me to understand, and in chemistry class there are a lot of chemical formulas! Tom: ______ Ron: I've wanted to be involved in computer engineering ever since I was little. If I pass this interview and am offered a position with this company, I want to contribute to improving technology and developing better computers. I want to be a professional in this field.
Passage 1Its one of our common beliefs that mice are afraid of cats. Scientists have long known that even if a mouse has never seen a cat before, it is still able to detect chemical signals released f
However, because of recent changes in coffee production and marketing, shade coffee plantations are a threatened habitat. In the past twenty years, coffee has begun to be grown with no shade canopy at all While this manner of cultivation produces increased yields, these cannot be kept for many years without intensive management (additions of chemical fertilizers and a range of insecticides, herbicides and fungicides).
