Before the training starts, the Seller shall explain in detail to the trainees the operating regulations and precautions for work.

培训开始前，卖方应向受培训人员详细解释操作规则和工作注意事项。

Based on analyzing the functions of the 1750 dredger, this paper compiles a set of operating regulations for the 1750 dredging simulator.

在分析1750挖泥船系统功能的基础上，编写了1750疏浚仿真器的操作规范。

The major types of the injuries were vehicle injuries ( 31.0% ) and falls ( 16.9% ). The main cause of the injury was violation of operating regulations ( 61.3% ).

工伤以车辆伤害（31.0%）和高处坠落（16.9%）为主，而违章操作（61.3%）是其主要原因。

The operating regulations and data processing methods of the electrictitration analysis were made certain elementarily for analyzing concentration of bromonium ion in developer.

初步确定了用电位滴定法测定显影液中溴离子浓度的操作规程与数据处理方法。

Regulations such as minimum operating age, restricted operating areas and compulsory classes in water safety are essential.

诸如最低操作年龄、限制操作区域和水上安全必修课等规定是必不可少的。