一种清除口香糖残渣的清除剂由二硫化碳、二氯甲烷、乙酸乙酯、司班-80、环己酮及十二烷基苯磺酸钠及水组成。
The scavenging agent for scavenging the chewing gum residual consists of carbon disulfide, methylene dichloride, ethyl acetate, span-80, cyclohexanone, sodium dodecyl benzene sulfonate and water.
司钻要把滑大绳或倒大绳的作业情况记录在班报表上。
The driller is to record the slip and cut operation in the tour book.
观测到的损坏情况要记录在班报表上，并报告给司钻和带班队长。
Observed damage on or to any equipment will be recorded in the tour book and reported to the Driller and the Toolpusher.
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