Riding a bicycle with spikes on the hardest ski race track sounds like an intense and thrilling challenge! Here are some key points and tips for such an adventure:

### Preparation
1. **Bike Selection:** Use a sturdy mountain bike or fat bike designed for rough terrain. Ensure it can handle the stress and strain of riding on a ski slope.
2. **Tire Spikes:** Equip your bike with high-quality studded tires designed for ice and snow. These spikes provide the necessary grip to navigate the slippery surface.
3. **Protective Gear:** Wear appropriate protective gear, including a helmet, knee and elbow pads, and possibly a full-body suit to protect against falls and the cold.
4. **Bike Maintenance:** Ensure your bike is in top condition. Check brakes, gears, and tire pressure to handle the unique demands of the ski track.

### Techniques
1. **Balancing:** Keep your body weight centered over the bike, with a slight lean forward to maintain balance and control.
2. **Braking:** Use your brakes cautiously to avoid skidding. Apply both front and rear brakes evenly and gradually.
3. **Cornering:** Approach corners at a controlled speed, and lean into turns gently. Sudden movements can lead to loss of control.
4. **Pedaling:** Maintain a steady cadence and avoid sudden bursts of speed. Consistent pedaling helps maintain traction.

### Safety Measures
1. **Assess the Track:** Before attempting the ride, thoroughly assess the ski race track. Identify any particularly challenging sections and plan your approach.
2. **Weather Conditions:** Pay attention to the weather conditions. Fresh snow, ice patches, and visibility can significantly affect the difficulty of the ride.
3. **Ride with a Partner:** If possible, ride with a partner for safety. In case of an accident, having someone to assist can be crucial.
4. **Emergency Kit:** Carry an emergency kit with basic repair tools, first aid supplies, and a phone or radio for communication.

### Training
1. **Practice on Easier Terrain:** Start by practicing on less challenging snow-covered trails to build confidence and hone your skills.
2. **Strength and Endurance:** Work on building your physical strength and endurance, as riding on snow and ice can be more demanding than typical mountain biking.
3. **Learn from Experts:** Consider taking a winter biking course or learning from experienced riders who can offer valuable tips and techniques.

### Mindset
1. **Stay Calm:** Stay calm and composed, especially when facing difficult sections of the track. Panic can lead to mistakes.
2. **Enjoy the Ride:** Embrace the unique challenge and enjoy the experience. Riding a bike on a ski track is a rare and exhilarating adventure!